# Category: Physics MCQ

### The ratio of the dimension of Planck’s constant

The ratio of the dimension of Planck’s constant h (Kgm2 Is) and that of the moment of inertia mass x…

### A projectile is thrown with an initial velocity

A projectile is thrown with an initial velocity of 50 m/s. The maximum horizontal distance which this projectile can travel…

### If the component of one vector A

If the component of one vector A along another vector B is equal to A. Then the two mentioned vectors…

### A block of mass 5kg is moving horizontally

A block of mass 5kg is moving horizontally at a speed of 1.5 m/s. A perpendicular force of 5 N…

### Taking into account the significant figures

Taking into account the significant figures, what is the value of 9,9 m +0.0999 m a) 10.0 m b) 10…

### A body acted upon by a variable force

A body acted upon by a variable force F = 3 +0.5x. Work done in moving the body from x=…

### When a sphere of moment of inertiaI

When a sphere of moment of inertiaI moves down an inclined plane the percentage of energy, which is translational energy,…

### If 97.52 is divided by 2.54, the correct

If 97.52 is divided by 2.54, the correct result in terms of significant figures is a) 38.4 b) 38.3937c) 38.394…

### A lift is moving down with acceleration a

A lift is moving down with acceleration a. A man in the lift drops a ball inside the lift. The…

### A force of 150 N produces an acceleration

A force of 150 N produces an acceleration of 2ms^-2 in a body and a force of 200N produces an…