If the linear velocity of a point on the rim of a wheel of 10 m diameter, is 50 m/sec, its angular velocity will be 20 rad/sec 5 rad/sec 10 rad/sec 20 rad/sec TRUE ANSWER : ? YOUR ANSWER : ?
The following factor affects the orbit of a satellite up to an altitude of 720 km from the earth's surface Uneven distribution of the gravitational field Aerodynamic forces Gravity of the sun and the moon None of these TRUE ANSWER : ? YOUR ANSWER : ?
In case of S.H.M. the period of oscillation (T), is given by T = 2ω/π² T = 2π/ω T = π/2ω T = 2/ω TRUE ANSWER : ? YOUR ANSWER : ?
If a set of given forces are such that their free vectors build a closed polygon, then The resultant force is zero but resultant couple may not be zero The resultant force and resultant couple are always zero The resultant force and resultant couple both may not be zero The resultant force is zero but resultant couple is not zero TRUE ANSWER : ? YOUR ANSWER : ?
The rate of change of displacement of a body with respect to its surrounding, is known None of these Velocity Acceleration Speed TRUE ANSWER : ? YOUR ANSWER : ?
Which of the following represents the state of neutral equilibrium? A smooth cylinder lying on a curved surface A cube resting on one edge None of these A smooth cylinder lying on a convex surface TRUE ANSWER : ? YOUR ANSWER : ?
A ball of mass 1 kg moving with a velocity of 2 m/sec collides a stationary ball of mass 2 kg and comes to rest after impact. The velocity of the second ball after impact will be 1.0 m/sec Zero 2.0 m/sec 0.5 m/sec TRUE ANSWER : ? YOUR ANSWER : ?
The bending moment in an arch is proportional to None of these Intercept between the arch axis and the funicular polygon Vertical ordinate of the arch Vertical ordinate of funicular polygon TRUE ANSWER : ? YOUR ANSWER : ?
The graphical method of determining the forces in the members of a truss is based on Method of joint Either method Method of section None of the two methods TRUE ANSWER : ? YOUR ANSWER : ?
The maximum frictional force which comes into play, when a body just begins to slide over the surface of a another body, is known Limiting friction Sliding friction Rolling friction None of these TRUE ANSWER : ? YOUR ANSWER : ?