Question

In a rocket, a large volume of gases produced by the combustion of fuel is
allowed to escape through its tail nozzle in the downward direction with the
tremendous speed and makes the rocket to move upward. Which principle is
followed in this take off of the rocket?
a) Moment of inertia
b) Conservation of momentum
c) Newton's first law of motion
d) Newton's law of gravitation​

Answer 1

Answer:

the adjoining Figure,l ll m and ∠2 =125°, find the measure of angle 8 . is angle 8 = angle 20