Intrinisic equation of catenary is given by____________________?

A. S = c tan q>
B. S = c cos cp
C. S = c sin cp
D. S = c cot <p

A rope is wrapped twice around a rough pole with a coefficient of friction ‘A . It is subjected to a force Fj at one end and a gradually increasing force F2 is applied at the other end till the rope just starts slip-ping. At this instant the ratio of F2 to Fi is_____________________?

A. 1
B. E2*
C. E4*
D. E*72

A heavy ladder resting on floor and against a vertical wall may not be in equilibrium if________________?

A. Floor is smooth and wall is rough
B. Floor is rough and wall is rough
C. Both floor and wall are rough
D. Both floor and wall are smooth

One Newton is equivalent to________________?

A. 1 kg-wt
B. 9.81 kg-wt
C. 981 dyne
D. 1/9.81 kg-wt

The dimensions of power are_______________?

A. M’l2t2
B. M’l’t3
C. M’l’r2
D. M’l-‘t*

The ratio of unit of force in gravitational system to that in absolute system is__________________?

A. 1
B. G
C. 1/g
D. None of the above

A quantity measured in the C.G.S system of units has dimensions M”2L3 T3/2. What numerical factor would be required to convert the quantity to SI units ?

A. 1
B. 100
C. 1/100
D. 1/10000

The dimensions of Gravitational Universal constant ‘G’ are______________?

A. M-‘l2r2
B. M-‘l3r2
C. M-2l3t2
D. M’l3t2

One Newton is equivalent to_________________?

A. 105 dyne
B. 106 dyne
C. 107 dyne
D. 981 dyne

The potential energy of a particle falling through a straight shaft drilled through the earth (assumed homogenous and spherical) is proportional to____________________?

A. Log r
B. R
C. R2
D. 1/r