Question

A particle of mass M1 moving with a velocity of 5 metre per second collides head on with a stationary particle of mass M to after collision both the particle move with a common velocity of 4 metre per second then the value of M1 / m2 is

Answer 1

Answer:4/1

Explanation:

Answer 2

Answer:

Explanation:The Biot-Savart Law is an equation that describes the magnetic field created by a current-carrying wire, and allows you to calculate its strength at various points. ... If you point your thumb in the direction of the current in a wire, your fingers will curl around that wire in the direction of the magnetic field