Planning In Sports — Physical Education STD 12 Commerce — Question

Assertion (A): Biomechanics plays a vital role in the enhancement of performance of an athlete.
Reason (R): Biom echanics helps the athletes in the prevention of several serious injuries.

Assertion (A): Law of acceleration is applied in various sports.
Reason (R): If two equal forces are applied to objects of equal mass, the object that has greater force applied will move faster.

Assertion (A): Exercises which help to strengthen back muscles should be performed
Reason (R): Exercises provide stability and make muscles more flexible.

Assertion (A): The knock out tournament is an elimination tournament
Reason (R): In knock out tournament, winner of each match advances in the tournament and the loser gets eliminated.
In the context of the above two statements, which one of the following is correct?

Assertion (A) A Hammer thrower needs to apply more force to throw as 16 lbs hammer as compared to a 12 lbs hammer.
Reason (R) The law of Acceleration states that if equal forces are applied to objects of different masses, the lighter mass will travel at a faster speed.

Assertion (A): Aerobic fitness is an essential component for walking distances, stair climbing, etc.
Reason (R): Six minute walk test measures aerobic fitness of the senior citizens.

Assertion (A): According to Newton's Second. Law of Motion, "acceleration produced in an object due to extent force is directly proportional to the force producing it and inversely proportional to its mass".
Reason (R): Golf ball will continue to move at a constant velocity unless a force acts on it to slow it down or change its direction.

Assertion (A) Psychology is the science of human behaviour.
Reason (R) Psychology is not related to sports.

Assertion (A): In the Harvard step test, the heartbeats are counted for 30 seconds each between 1 and 1.5 minutes, 2 and 2.5 minutes and 3 and 3.5 minutes after completion of the test.
Reason (R): Minimum equipments are required for conducting Harvard step test.

Assertion (A): League tournaments are considered the best type of tournaments.
Reason (R): It provides maximum number of opportunities to teams and the true winner is picked up easily at the end.