Home

What is the correct answer?

4

The moment of inertia of a solid sphere of mass m and radius r is

A. 2mr2/3

B. 2mr2/5

C. mr2

D. mr2/2

Correct Answer :

B. 2mr2/5


Related Questions

In order to double the period of simple pendulum, the length of the string… If the number of pulleys in a system is equal to its velocity ratio, then… The mechanical advantage of a lifting machine is the ratio of The total motion possessed by a body, is called In a framed structure, as shown in the below figure, the force in the… The velocity ratio for the third system of pulleys is A framed structure is perfect, if the number of members are __________… The forces which do not meet at one point and their lines of action do… Which of the following statement is correct in connection with projectiles? The friction experienced by a body, when in motion, is known as A particle inside a hollow sphere of radius r, having coefficient of friction… The equivalent length of a simple pendulum which gives the same frequency… Efficiency of a screw jack is given by (where α = Helix angle, and… The linear acceleration (a) of a body rotating along a circular path of… Moment of inertia of a hollow circular section, as shown in the below… Two non-collinear parallel equal forces acting in opposite direction The efficiency of a screw jack is maximum, when (where α = Helix… The necessary condition for forces to be in equilibrium is that these… The centre of gravity a T-section 100 mm × 150 mm × 50 mm… The range of a projectile is maximum, when the angle of projection is When the lift is moving upwards with some acceleration, the pressure exerted… The velocity ratio of a differential wheel and axle with D as the diameter… The slope on the road surface generally provided on the curves is known… The range of projectile on a downward inclined plane is ________ the range… The resultant of two equal forces P making an angle θ, is given by The total energy possessed by a system of moving bodies The maximum efficiency of a lifting machine is The horizontal range of a projectile (R) is given by The unit of angular velocity is The moment of inertia of a solid cone of mass m and base radius r about…