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Student can access this website and can prepare for exam with the help of objective type exam questions. We always include previous years' questions and most important questions for better preparation that can help a lot.
In this website each webpage contains minimum 10 mcqs and maximum upto 30 mcqs (objective type questions), one liner questions etc.
इन Webpages में सभी महत्वपूर्ण प्रश्नों को सम्मिलित किया है इससे सम्बंधित प्रश्न सभी परीक्षाओं जैसे UPSC, RAS, MPPSC, UPSSSC, REET, CTET, HPTET, HTET, BSTC, PGT, KVS, DSSSB, Railway, Group D, NTPC, Banking, LDC Clerk, IBPS, SBI PO, SSC CGL, MTS, Police, Patwari, Forest Gard, Army GD, Air Force etc. में भी जरूर पूछे जाते है जो आपके लिए उपयोगी साबित होंगे।
Physics MCQs | Objective Type Questions SET-36
Q1. If a copper wire Is increased to double its length Its resistance will become
(a) four times
(b) one fourth
(c) double
(d) hall
Ans. : (c) double
Q2. In a diesel engine the high temperature needed to ignite the fuel Is achieved by
(a) using heat from exhaust
(b) the battery
(c) compressing air in the cylinders
(d) an electrical spark
Ans. : (c) compressing air in the cylinders
Q3. Waves that are required for long distance wireless communication are
(a) infrared fays
(b) Ultraviolet rays
(c) Radio waves
(d) Microwaves
Ans. : (c) Radio waves
Q4. Rise of oil a wick is due to
(a) density of the oil
(b) viscosity of the oil
(c) surface tension of the oil
(d) pressure of the oil
Ans. : (c) surface tension of the oil
Q5. The radiation initially produced in fluorescent tube is
(a) infrared
(b) ultraviolet
(c) microwaves
(d) X-rays
Ans. : (b) ultraviolet
Q6. The four stroke petrol engine is based on
(a) Carnot cycle
(b) Otto cycle
(c) Diesel cycle
(d) Boyles cycle
Ans. : (b) Otto cycle
Q7. It is dangerous to observe Solar eclipse with naked eyes because
(a) Infrared radiations from sun burn our retina
(b) Ultraviolet radiations from Sun bum our retina
(c) All radiations from sun initiate chemical reactions in eyes
(d) Cosmic rays reach eyes more during the eclipse.
Ans. : (b) Ultraviolet radiations from Sun bum our retina
Q8. A bomb at rest explodes into a large number of tiny fragments. The total momentum of all the fragments
(a) is zero
(b) depends on the total mass of all the fragments
(c) depends on the speeds of various fragments
(d) is infinity
Ans. : (a) is zero
Q9. An optically plane surface reflects a beam of light
(a) as a parallel beam in one direction
(b) as diffused beams in all directions
(c) as parallel beams in all directions
(d) as a diffused beam in one direction
Ans. : (a) as a parallel beam in one direction
Q10. The slope of a velocity time graph represents
(a) acceleration
(b) displacement
(c) distance
(d) speed
Ans. : (a) acceleration
