Calculate the force of friciton for shown situtation.

Calculate the current I in the circuit shown

Calculate the area enclosed by shown ellipse

Calculate the area enclosed by shown ellipse

Calculate the area of the triangle shown below.

Calculate the perimeter of the triangle shown below. .

A ring of mass m and radius R is acted upon by a force F as shown in the figure. There os sufficient friction between the ring and the ground. The force of friciton force necessary for pure rolling is

A ring of mass m and radius R is acted upon by a force F as shown in the figure. There os sufficient friction between the ring and the ground. The force of friciton force necessary for pure rolling is

Choose the correct option(s) for the given sitution.

Choose the correct option(s) for the given sitution.