Space between two concentric conducting spheres of radii a and b (b>a) is filled the medium of resistivity .The resistance between two spheres is?

Anonymous User Physics 29 Jul, 2020 69 views

A ball is thrown upward with an initial velocity from the surface of the earth.The motion of the ball is affected by a drag force equal to (where m is mass of the ball, v is the instantaneous velocity and is constant).Time taken by the ball to rise to its zenith is?

Anonymous User Physics 26 Jul, 2020 115 views

A uniform rectangular thin sheet ABCD of mass M has a length a and breadth b as shown in a figure.If the shaded portion HBGO is cut off then what will be the co-ordinate of the centre of mass of remaining portion. Anonymous User Physics 24 Jul, 2020 69 views

The acceleration due to gravity on the planet A is 9 times of the acceleration due to gravity on the planet B. A man jumps to a height of 2 m from the surface of planet A. What is height of jump of same person on planet B

Anonymous User Physics 24 Jul, 2020 60 views

## if x1,x2,x3 are the roots of x^4-1 = 0 and w is the complex cube root of unity, the value of?  Anonymous User Maths Quadratic Equation 19 Jul, 2020 108 views