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General Science
➤ Physics ➤ 1
Question 6
Q6.
Light from the Sun reaches us in nearly ___________ .
2 min
6 min
4 min
8 min
Question 7
Q7.
A tachometer is a device used to measure __________ .
gravitational pull
speed of rotation
surface tension
dispersive power
Question 8
Q8.
A thin oil film on a water surface appears coloured because of __________ .
reflection
interference
diffraction
polarization
Question 9
Q9.
Angular momentum is equal to
moment of inertia * angular velocity
mass * angular velocity
linear velocity * angular velocity
mass * linear velocity
Question 10
Q10.
In photoelectric emission , the energy of emitted electron is _________ .
same as that of incident photon
larger than that of incident photon
less than that of incident photon
proportional to the intensity of incident light.
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