Physics MCQs Test 10

1. Waves produced at the surface of water by a pencil executing vibrating motion if held vertically at a frequency of 50Hz are__________________? A. Longitudinal B. Transverse C. Periodic D. both A and C 2. Laplace found that the alternate compressions and rarefactions produced in sound waves follows ________________? A. isothermal law B. adiabatic law C. isochoric law D. …

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Physics MCQs Test 9

1. Increase in velocity of sound in the air for a 1°C rise in temperature is_________________? A. 1.61 ms-1 B. 61.0 ms-1 C. 0.61 ms-1 D. 2.00 ms-1 2. On loading the prong of a tuning form with wax its frequency____________________? A. increases B. decreases C. remains unchanged D. may increase or decrease 3. The normal ear is the …

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Physics MCQs Test 8

1. Which one is the correct relation for fundamental frequency of open and closed pipe ? A. fopen = 2 fclosed B. fclosed = 2fopen C. fopen = fclosed D. fopen = 1 / f closed 2. Newton estimated the speed of sound _____________________? A. 281m/sec B. 333m/sec C. 340m/sec D. all of the above 3. The speed of …

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Physics MCQs Test 7

1. In vibrating cord the points where the amplitude is maximum, are called ___________________? A. antinodes B. nodes C. troughs D. crests 2. A stationary wave is set up in the air column of a closed pipe. At the closes end of the pipe _____________________? A. always an node in formed B. always an antinode is formed C. neither …

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Physics MCQs Test 6

1. The acceleration in the rocket at any instant is proportional to the nth power of the velocity of the expelled gases. Where the value of n must be? A. -1 B. 1 C. 2 D. -2 2. Which of the following is not an example of projectile motion? A. a gas-filled balloon B. bullet fired from a gun …

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Physics MCQs Test 5

1. When the velocity-time graph is a straight line parallel to the time axis then__________________? A. acceleration is const B. acceleration is a variable C. acceleration is zero D. velocity is zero 2. Slope of velocity time graph is_____________________? A. acceleration B. distance C. force D. momentum 3. Which law of motion is also called the law of inertia? …

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Physics MCQs Test 4

1. What is the shape of velocity, time graph for constant acceleration ? A. straight inclined line B. parabola C. inclined curve D. declined curve 2. Which shows the correct relation between time of flight T and maximum height H ? A. H=gT2/8 B. H=8T2/g C. H=8g/T2 D. H=gT2 3. Taking off rocket can be explained by __________________? A. …

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Physics MCQs Test 3

1. A man in a car is moving with a velocity of 36km/hr. His speed concerning the car is ____________________? A. 10m/s B. 36m/s C. zero D. infinite 2. Area under velocity time graph represent_____________________? A. force B. displacement C. distance D. acceleration 3. Instantaneous and average velocities become equal when body___________________? A. has zero acceleration B. has uniform …

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Physics MCQs Test 2

1. The physics of moving charge particles is known as__________? A. Plasma physics B. Electro-static’s C. Electro-magnetic D. Electro-dynamics 2. Study of living science relates with________? A. Physical science B. Biological science C. Just living science D. Organ science 3. The first book of Physics was written by__________? A. Kelvin B. Newton C. Aristotle D. Faraday 4. Which one …

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Physics MCQs Test 1

1. The SI unit of Heat is________? A. Watt B. Volt C. Joule D. Newton 2. Two automobiles are 150 kilometers apart and traveling toward each other. One automobile is moving at 60km/h and the other is moving at 40km/h mph. In how many hours will they meet? A. 2.5 B. 2.0 C. 1.75 D. 1.5 E. 1.25 3. …

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