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Q. 1 Select and write the correct answer. [ 07 ] 1. The Resultant of two vectors will be maximum if they are a) A equal Vectors b) Parallel vectors c) Orthogonal vectors d) Coplanar vector 2. Which of the following two physical quantity have different dimensional formula a) Stress, Pressure b) Torque, work c) Energy, Torque d) Linear momentum, angular momentum 3. Angle made by am incident ray of light with the refracting surface is called as a) Angle of incidence b) Angle of deviation c) Angle of refraction d) Glancing angle 4. A large number of bullets are fired in all directions with some initial velocity $ u $, The maximum area covered by the bullet is a) $ \frac{\pi u^{2}}{g} $ b) $ \frac{\pi u^{4}}{g} $ c) $ \frac{\pi^{2} u^{2}}{g^{2}} $ d) $ \frac{\pi u^{4}}{g^{2}} $ 5. SI unit of electric dipole moment is a) Coulomb-meter b) Coulomb-meter $ { }^{2} $ c) $ \frac{\text { metre }}{\text { coulomb }} $ d) $ \frac{\text { coulomb }}{\text { metre }} $ 6. The ratio of speed of sound in $ \mathrm{H}_{2} $ gas $ \mathrm{O}_{2} $ gas at same temperature will be a) $ 1: 4 $ b) $ 4: 1 $ c) $ 1: 8 $ d) $ 8: 1 $ 7. If the frequency of sound waves is $ 50 \mathrm{~Hz} $ and wavelength is $ 0.2 \mathrm{~m} $, what will be the velocity of sound in that medium? a) $ 5 \mathrm{~m} / \mathrm{s} $ b) $ 10 \mathrm{~m} / \mathrm{s} $ c) $ 15 \mathrm{~m} / \mathrm{s} $ d) $ 20 \mathrm{~m} / \mathrm{s} $

          Q. 1 Select and write the correct answer.
[ 07 ]
1. The Resultant of two vectors will be maximum if they are
a) A equal Vectors
b) Parallel vectors
c) Orthogonal vectors
d) Coplanar vector
2. Which of the following two physical quantity have different dimensional formula
a) Stress, Pressure
b) Torque, work
c) Energy, Torque
d) Linear momentum, angular momentum
3. Angle made by am incident ray of light with the refracting surface is called as
a) Angle of incidence
b) Angle of deviation
c) Angle of refraction
d) Glancing angle
4. A large number of bullets are fired in all directions with some initial velocity \( u \),

The maximum area covered by the bullet is
a) \( \frac{\pi u^{2}}{g} \)
b) \( \frac{\pi u^{4}}{g} \)
c) \( \frac{\pi^{2} u^{2}}{g^{2}} \)
d) \( \frac{\pi u^{4}}{g^{2}} \)
5. SI unit of electric dipole moment is
a) Coulomb-meter
b) Coulomb-meter \( { }^{2} \)
c) \( \frac{\text { metre }}{\text { coulomb }} \)
d) \( \frac{\text { coulomb }}{\text { metre }} \)
6. The ratio of speed of sound in \( \mathrm{H}_{2} \) gas \( \mathrm{O}_{2} \) gas at same temperature will be
a) \( 1: 4 \)
b) \( 4: 1 \)
c) \( 1: 8 \)
d) \( 8: 1 \)
7. If the frequency of sound waves is \( 50 \mathrm{~Hz} \) and wavelength is \( 0.2 \mathrm{~m} \), what will be the velocity of sound in that medium?
a) \( 5 \mathrm{~m} / \mathrm{s} \)
b) \( 10 \mathrm{~m} / \mathrm{s} \)
c) \( 15 \mathrm{~m} / \mathrm{s} \)
d) \( 20 \mathrm{~m} / \mathrm{s} \)

$Q. 1 Select and write the correct answer. [ 07 ] 1. The Resultant of two vectors will be maximum if they are a) A equal Vectors b) Parallel vectors c) Orthogonal vectors d) Coplanar vector 2. Which of the following two physical quantity have different dimensional formula a) Stress, Pressure b) Torque, work c) Energy, Torque d) Linear momentum, angular momentum 3. Angle made by am incident ray of light with the refracting surface is called as a) Angle of incidence b) Angle of deviation c) Angle of refraction d) Glancing angle 4. A large number of bullets are fired in all directions with some initial velocity u, The maximum area covered by the bullet is a) (π u^2)/(g) b) (π u^4)/(g) c) (π^2 u^2)/(g^2) d) (π u^4)/(g^2) 5. SI unit of electric dipole moment is a) Coulomb-meter b) Coulomb-meter ^2 c) ( metre )/( coulomb ) d) ( coulomb )/( metre ) 6. The ratio of speed of sound in H2 gas O2 gas at same temperature will be a) 1: 4 b) 4: 1 c) 1: 8 d) 8: 1 7. If the frequency of sound waves is 50 Hz and wavelength is 0.2 m, what will be the velocity of sound in that medium? a) 5 m / s b) 10 m / s c) 15 m / s d) 20 m / s$

Added by Pravin H.

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