Q1. Let the masses of blocks A and B be 4.0 kg and 2.0 kg, in that order, the moment of inertia of the wheel about its axis be 0.400 kg*m^2, and the radius of the wheel be 0.140 m. Find the linear accelerations of block A if there is no slipping between the cord and the surface of the wheel.
Q2. A 420 turn solenoid of length 31.0cm and radius 2.90cm carries a current of 5.10 A. Find the following.
(a) The magnetic field strength inside the coil at its midpoint
(b) magnetic flux through a circular cross-sectional area of the solenoid at its midpoint