(a)Current
(b) Voltage
(c) Power
(d) Frequency
152 Q) "Stars are twinkling due to "
(a) diffraction
(b) refraction
(c) scattering
(d) reflection
Reason (R): An ammeter is a low-resistance galvanometer while a voltmeter is high resistant galvanometer."
(a)Both A and R are true and R is the correct explanation of A
(b)Both A and R are true but R is not the correct explanation of A
(c)A is true but R is false
(d)A is false but R is true
154 Q) "Which one of the following mechanisms uses the Pascal's law?. "
(a)The flight take-off
(b)The floating of ship
(c)The hydraulic brakes
(d)The landing of flight
155 Q) " Assertion (A) The roads made spiral at the mountains.
Reason (R) This is done to save the vehicle from burning over. "
(a)Both A and R are true and R is the correct explanation of A
(b)Both A and R are true but R is not the correct explanation of A
(c)A is true but R is false
(d)A is false but R is true
156 Q) Two boats are moving in same direction in a river. What is the best condition so that the move parallel in the same direction?.
(a)They should move parallel
(b)They should slightly bend to each other
(c)They should move away from each other
(d)It is not possible
157 Q) "Consider the following statements
I. The energy of stars are due to nuclear fission reaction.
II. The reflection of light causes the twinkling of stars. Which of the statements given above is/are correct? "
(a) Only I
(b) Only II
(c) Both I and II
(d) Neither I nor II
158 Q) Match List I with List II and select the correct answer using the codes given below the list
List-l (Waves)
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List II (Applications)
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A.
Electromagnetic Wave
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1.
Acoustic Radar
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B.
Longitudinal Wave
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2.
Surgery using Laser
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C.
Matter wave
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3.
Electron Microscope
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D.
Elastic wave
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4.
Musical Instrument
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(b) 2 3 4 1
(c) 4 3 1 2
(d) 4 1 3 2
159 Q) "Light Emitting Diode (LED) converts "
(a)light energy, into electrical energy
(b)electrical energy into light energy
(c)thermal energy into light energy
(d)mechinical energy into electrical energy
160 Q) "Two thin wooden sticks are floating on the surface of water close to each other. A hot needle touches the water between them. How will the sticks react to it? "
(a)They will come closer
(b)They will move apart
(cj They will move critically
(d)They will stay as before
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Attempt Next
Physics Quiz here
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