1. If we go up from the surface of earth to a distance equal to the radius of the earth the value of acceleration due to gravity will be:
*one fourth * one eighth * one ninth * double
2. When a body moves vertically upward, the work done will be:
*positive * negative * zero * maximum
3. By using adjustable aperture of a lens we can reduce the defect of the lens which is called:
*astigmatism * spherical aberration
* chromatic aberration * none of them
4. Which of the following does not exhibit simple harmonic motion?
*A hanging spring supporting a weight
* The balance wheel of a watch
* The wheel of an automobile
*the string of violin
5. Pitch depends upon:
*frequency * loudness
*time period * distance
6. The velocity of sound in space is:
*zero m/s *332 m/s *33200 cm/s` *3 x 108 m/s
7. The cyclist cycling around a circular racing track skids because:
*the centripetal force upon him is less than the limiting friction
* the centripetal force upon him is greater than the limiting friction
* the centripetal force upon him is equal to the limiting friction
*none of them
8. In Young’s double slit experiment; the condition for the constructive interference is that the path diff. must be:
*an odd multiple of the half wavelength
* an odd multiple of the whole wavelength
* an integral multiple of the wavelength
* an even number of the wavelength
9. If the power of converging lens is 4 diopter, what is the focal length of the lens:
*20 cm *25 cm
*10 cm *50 cm
10. 16. If A .B =0, A ×B =0 and A≠0 then B is:
*equal to A * Zero *Perpendicular to A *Anti-parallel to A
11. The number of significant figure in 7.050 x 10-2 is:
*2 *3 *4 *6
12. Kitab ul Manazir is written by:
*Ibn ul Haitham *Ibn e Sina
*Al Razi *Al Beruni
13. The dimensions of angular momentum are:
* M2L2T2 * M2L2T * ML2T * ML2T-1
14. Torque is defined as the time rate of change of:
* angular momentum * linear momentum
* angular velocity * angular acceleration
15. Stokes’s law holds good for:
* the bodies of all shapes * motion through non viscous medium
* motion through vacuum * motion through viscous medium
16. How many meters will a 20 kg ball, starting from rest, falls freely in one second?
* 19.6 m * 9.8 m * 4 m * 4.9 m
17. The horizontal range of a projectile depends upon:
* the angle of projection * ‘g’ at the place
* the velocity of projection * all of them
*one fourth * one eighth * one ninth * double
2. When a body moves vertically upward, the work done will be:
*positive * negative * zero * maximum
3. By using adjustable aperture of a lens we can reduce the defect of the lens which is called:
*astigmatism * spherical aberration
* chromatic aberration * none of them
4. Which of the following does not exhibit simple harmonic motion?
*A hanging spring supporting a weight
* The balance wheel of a watch
* The wheel of an automobile
*the string of violin
5. Pitch depends upon:
*frequency * loudness
*time period * distance
6. The velocity of sound in space is:
*zero m/s *332 m/s *33200 cm/s` *3 x 108 m/s
7. The cyclist cycling around a circular racing track skids because:
*the centripetal force upon him is less than the limiting friction
* the centripetal force upon him is greater than the limiting friction
* the centripetal force upon him is equal to the limiting friction
*none of them
8. In Young’s double slit experiment; the condition for the constructive interference is that the path diff. must be:
*an odd multiple of the half wavelength
* an odd multiple of the whole wavelength
* an integral multiple of the wavelength
* an even number of the wavelength
9. If the power of converging lens is 4 diopter, what is the focal length of the lens:
*20 cm *25 cm
*10 cm *50 cm
10. 16. If A .B =0, A ×B =0 and A≠0 then B is:
*equal to A * Zero *Perpendicular to A *Anti-parallel to A
11. The number of significant figure in 7.050 x 10-2 is:
*2 *3 *4 *6
12. Kitab ul Manazir is written by:
*Ibn ul Haitham *Ibn e Sina
*Al Razi *Al Beruni
13. The dimensions of angular momentum are:
* M2L2T2 * M2L2T * ML2T * ML2T-1
14. Torque is defined as the time rate of change of:
* angular momentum * linear momentum
* angular velocity * angular acceleration
15. Stokes’s law holds good for:
* the bodies of all shapes * motion through non viscous medium
* motion through vacuum * motion through viscous medium
16. How many meters will a 20 kg ball, starting from rest, falls freely in one second?
* 19.6 m * 9.8 m * 4 m * 4.9 m
17. The horizontal range of a projectile depends upon:
* the angle of projection * ‘g’ at the place
* the velocity of projection * all of them
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