Physics Why does a cannon recoil after firing ? Newton's first law of motion Backward thrust of gases produced Newton's third law of motion Conservation of energy Newton's first law of motion Backward thrust of gases produced Newton's third law of motion Conservation of energy ANSWER DOWNLOAD EXAMIANS APP
Physics When a constant force acts on an object with a mass of 8 kg for a duration of 3 s. it increases the object's velocity from 4 m/s to 6 m/s . What is the magnitude of the applied force? 4.33 N 6.33 N 3.33 N 5.33 N 4.33 N 6.33 N 3.33 N 5.33 N ANSWER DOWNLOAD EXAMIANS APP
Physics A body of mass 5 kg accelerates from 12 m/s to 20 m/s in 4 seconds due to the application of a force on it. Calculate the magnitude of this force (in N). 20 40 10 80 20 40 10 80 ANSWER DOWNLOAD EXAMIANS APP
Physics An object at rest may have Potential energy Momentum Velocity Kinetic energy Potential energy Momentum Velocity Kinetic energy ANSWER DOWNLOAD EXAMIANS APP
Physics Which conservation principle is applicable in the case of the motion of a rocket? Conservation of charge Conservation of energy Conservation of mass Conservation of momentum Conservation of charge Conservation of energy Conservation of mass Conservation of momentum ANSWER DOWNLOAD EXAMIANS APP