Solved question paper for PHY May-2017 (DIPLOMA 1st-2nd)
Solved Question Paper
Physics May-2017
PSBTE • DIPLOMA • Information Technology • 1st-2nd • May-2017
PHY is the Physics subject for Punjab State Board of Technical Education Diploma in Engineering 1st-2nd semester students who want subject-wise previous year question papers. On this page, students can look for old papers in a semester-wise format to understand exam pattern questions, revision topics, and commonly repeated units before the exam. Use these PHY papers to practice important questions, check how Physics is asked in diploma exams, and revise faster from previous year question papers. BRpaper is not the official website of Punjab State Board of Technical Education or any board/university, and it only helps students find exam preparation material.
Solved Questions
Solved-
SECTION A
Q1 Fill In The Blanks.
a. Focal length of a telescope is …………..
Very Short Answer 1x5=5 Marks May-2017 • PSBTE DIPLOMA -
SI unit of electric flux is ………………..
Very Short Answer May-2017 • PSBTE DIPLOMA -
The device which converts a.c. into d.c. is called …………..
Very Short Answer May-2017 • PSBTE DIPLOMA-
May 2016 The device which converts a.c to d.c is called rectifier.
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The materials which are weakly repelled by a magnet are called ………….
Very Short Answer May-2017 • PSBTE DIPLOMA-
May 2023
The _____ materials are weakly repelled by a magnet.
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1 Tesla = …………. Gauss.
Very Short Answer May-2017 • PSBTE DIPLOMA-
May 2016 1 Tesla = ____________ Gauses.
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State True Or False.
f. A concave mirror always produces a real image.
Very Short Answer 1x5=5 Marks May-2017 • PSBTE DIPLOMA -
A dielectric is a non conducting material which separates the plates of a capacitor.
Very Short Answer May-2017 • PSBTE DIPLOMA-
May 2023
A _____ is a non conducting material which separates the plates of a capacitor.
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Dec 2018 A _________ is a non-conducting material which separates the plates of a capacitor.
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May 2016 A ____________ is a non conducting material which separates the plates of a capacitor.
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AC generator works on the principal of electromagnetic induction.
Very Short Answer May-2017 • PSBTE DIPLOMA-
May 2023 AC generator works on the principle of electromagnetic induction produce stationary waves.
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Total internal reflection is used in optical fibres.
Short Answer May-2017 • PSBTE DIPLOMA-
May 2018
Total internal reflection (TIR) is used in optical fibers.
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May 2016 Total internal reflection is used in optical fibres.
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May 2015 Total internal reflection is used in optical fibers.
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A laser is a coherent source because it contains many wavelength.
Very Short Answer May-2017 • PSBTE DIPLOMA-
May 2023 A laser is a coherent source because it contains many wavelengths.
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May 2019 A laser is a coherent source because it contains much wave length.
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May 2016 A laser is a coherent source because it contains many wavelengths.
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CHOOSE CORRECT ONE.
k. Magnification produced by a plane mirror is:
(a) +1 (b) +2 (c) +1/2 (d) -1
Very Short Answer 1x5=5 Marks May-2017 • PSBTE DIPLOMA -
The law that governs the force between electric charges is called:
(a) Gauss’s Law (b) Coulomb’s Law (c) Faraday’s Law (d) Ohm’s Law
Very Short Answer May-2017 • PSBTE DIPLOMA -
He- Ne Laser is a :
(a) Two level laser (b) three level laser (c) four level laser (d) five level laser
Very Short Answer May-2017 • PSBTE DIPLOMA -
The CGS unit of magnetic field B is:
(a) Tesla (b) gauss (c) TmA2 (d) Am2
Very Short Answer May-2017 • PSBTE DIPLOMA-
May 2023 The CGS unit of magnetism field B is:
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May 2016 The CGS unit of magnetic field B is:
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Slide wire bridge is an application of:
(a) Wheatstone bridge (b) Potentiometer (c) Neither (a) nor (b) (d) None of these
Very Short Answer May-2017 • PSBTE DIPLOMA -
SECTION B
Q2 Attempt any six Questions.
i. Define refraction and give its laws
Short Answer 6x5=30 Marks May-2017 • PSBTE DIPLOMA -
What is meant by power of a lens? Give units of power of lens.
Very Short Answer May-2017 • PSBTE DIPLOMA-
May 2024 The unit of power of a lens is ________.
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May 2023
Power of a lens is measured in _____
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Dec 2018 What is meant by power of a lens? Give units of power of a lens.
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May 2016 What is meant by power of a lens? Give units of power of lens.
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May 2015 What is meant by power of a lens? Give units of power of a lens.
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Find the electric field due to a point charge of 2µC at a distance of 9m in vacuum.
Short Answer May-2017 • PSBTE DIPLOMA -
Convert 1 KWh into Joule.
Short Answer May-2017 • PSBTE DIPLOMA-
May 2016 Convert 1 KWh into Joule.
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Dec 2016 Convert 1 kW into joule.
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Define current. What is AC and DC?
Short Answer May-2017 • PSBTE DIPLOMA-
Dec 2016 What is electric current? Differentiate between alternating and direct current.
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Write down the properties of LASER.
Short Answer May-2017 • PSBTE DIPLOMA-
May 2020 What do you mean by term ‘LASER’? Give any three properties of laser light.
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May 2019 Give some properties/ characteristics of laser light.
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Dec 2018 Give some properties of Laser light.
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Dec 2016 Give some properties of laser light.
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May 2015 Give some properties of laser light.
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State and explain Ohm’s law with circuit diagram.
Short Answer May-2017 • PSBTE DIPLOMA-
May 2021 State and explain Ohm’s law.
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May 2019 Define Ohm’s Law. Give experimental verification of Ohm’s Law.
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Dec 2018 State and explain Kirchhoff\'s laws for DC circuit.
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Dec 2011 State Ohm\'s law and give its mathematical form.
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Differentiate between intrinsic and extrinsic type semiconductors.
Short Answer May-2017 • PSBTE DIPLOMA-
May 2023 Differentiate between intrinsic and extrinsic type semiconductors.
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May 2021 Differentiate between Intrinsic and extrinsic semiconductor. Give five differences.
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May 2020 Distinguish between P-type and n-type semiconductors.
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May 2019 Differentiate between intrinsic and extrinsic semiconductors.
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May 2018
a) Differentiate between n-type and p-type semiconductors.
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Dec 2018 Differentiate between N-type and P-type semiconductors.
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May 2016 Differentiate between N-Type and P-Type semiconductors.
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Dec 2016 Differentiate between intrinsic and extrinsic semiconductor.
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Dec 2016 Differentiate between N-type and P-type semiconductor.
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May 2015 Differentiate between N-type and P-type semiconductors.
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Dec 2015 Differentiate between intrinsic and extrinsic semiconductors.
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SECTION C
Attempt Any Three Questions:
Q3. With the help of ray diagrams explain the different types of image formation by a convex lens.
Long Answer 10x3=30 Marks May-2017 • PSBTE DIPLOMA -
(a) State and explain gauss’s theorem.
Long Answer May-2017 • PSBTE DIPLOMA-
Dec 2016 State and prove Gauss theorem.
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Calculate the electrostatic force between a proton and an electron separated by a distance of 10 nm in vacuum.
Long Answer May-2017 • PSBTE DIPLOMA -
(a) Differentiate between E.M.F. and Potential difference.
Long Answer May-2017 • PSBTE DIPLOMA-
May 2023 Differentiate between E.M.F. and Potential Difference.
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Dec 2018 Differentiate between EMF and potential difference.
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May 2015 Differentiate between E.M.F. and potential difference.
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Define magnetic flux. Write down its properties.
Long Answer May-2017 • PSBTE DIPLOMA -
Explain the working of p-n junction diode in detail with diagram.
Long Answer May-2017 • PSBTE DIPLOMA-
May 2015 Explain working of PN junction diode as half wave rectifier in detail.
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(a) Write down the applications of optical fibres in detail.
Long Answer May-2017 • PSBTE DIPLOMA-
May 2023 Write down the applications of optical fibers in detail.
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Three capacitors each of 3 pF are connected in series to each other. Find their equivalent capacitance.
Long Answer May-2017 • PSBTE DIPLOMA-
May 2023 Three capacitors each of 3 pF are connected in series to each other. Find their equivalent capacitance.
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May 2016 Find equivalent capacitance when three capacitors are connected in series and parallel.
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Dec 2011 Find equivalent capacitance when three capacitors are connected in parallel.
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FAQ
Frequently Asked Questions
Answers about this subject, solved papers, and preparation.
01 Where can I find PHY previous year question papers for PSBTE Diploma?
You can use this subject page to find PHY subject-wise previous year question papers for the PSBTE Diploma in Engineering 1st-2nd semester.
02 Are PHY question papers available as PDF?
This page is meant to help students look for PHY question paper PDFs and other old paper resources, if available.
03 Can I use PHY old papers for exam preparation?
Yes, PHY previous year papers are useful for revision, understanding the exam pattern, and spotting repeated question styles.
04 Does this page provide solved PHY papers?
Students often search for solved papers, but availability may vary. This page focuses on PHY previous year question papers and exam preparation material.
05 What is the benefit of studying PHY PYQ papers?
PHY PYQ papers help you revise important topics, identify commonly asked units, and prepare more confidently for the exam.