A. 60 N
B. 80 N
C. 100 N
D. 120 N
Related Mcqs:
- If the resultant of two forces has the same magnitude as either of the force, then the angle between the two forces is____________________?
A. 30°
B. 45°
C. 60°
D. 120° - A flywheel of moment of inertia 20 kg-m” is acted upon by a tangential force of 5 N at 2 m from its axis, for 3 seconds. The increase in angular velocity in radian persecond is__________________?
A. 1/2
B. 3/2
C. 2
D. 3 - 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
where ‘g’ is acceleration due to gravity - 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 - The maximum value of the horizontal range for a projectile projected with a velocity of 98 m/sec is__________________?
A. 98 m
B. 490 m
C. 980 m
D. 1960 m - The shape of a suspended cable for a uniformly distributed load over it is__________________?
A. circular
B. parabolic
C. catenary
D. cubic parabola - If the direction of projection bisects the angle between the vertical and the inclined plane, then the range of projectile on the inclined plane is__________________?
A. zero
B. maximum
C. minimum
D. unpredictable - If the angular distance, 0 = 2t3 – 3t2, the angular acceleration at t = 1 sec. is__________________?
A. 1 rad/sec2
B. 4 rad/sec2
C. 6 rad/sec2
D. 12 rad/sec2 - Force polygon method is applicable for_____________________?
A. any copianar force system
B. a system of parallel forces only
C. concurrent copianar force system
D. non-concurrent copianar force system - The dimensions of centrifugal force are__________________?
A. M1 L2 T2
B. M’L’T1
C. M’L’T2
D. M’L-‘T2
