Four 2 kg masses are connected by 1/4 m spokes to an axle as in
figure given below. A force F of 24 N acts on a lever 1/2 m long
to produce an angular acceleration a. The magnitude of a (in
rad/sec ) is :
(1) 24
(2) 12
(3) 6
(4) 3

Unpolarized light of intensity so passes through two sheets of polarizing material whose transmission axes make an angle of 60∘ with each other as shown in the figure. what is the intensity of the transmitted beam, st?

Describe uniform velocity and variable velocity in short

Marcella is a four-year-old girl who is a victim of emotional child abuse. based on the child and family services improvement and innovation act of 2011, which action should the government take for marcella? a. the state should arrest marcella’s abuser. b. the state should find a home for marcella as soon as possible. c. the state should enforce stricter laws in the area where marcella resides. d. the state should provide medical assistance to marcella.