Physics MCQs with Explanations

Explanation

E/c2 is the correct answer. Review the question and compare it with the other choices to remember this fact for future exams.

Explanation

1000um is the correct answer. Review the question and compare it with the other choices to remember this fact for future exams.

Explanation

The turning effect of a force is known as the moment of Force or Torque . It is the product of the force multiplied by the perpendicular distance from the line of action of the force to the pivot or point where the object will turn. Torque (also known as moment, or moment of force) is the tendency of a force to cause or change the rotational motion of a body. It is a twist or turning force on an object. Torque is calculated by multiplying force and distance. It is a vector quantity, meaning it has both a direction and a magnitude.

Explanation

Greater than the critical size is the correct answer. Review the question and compare it with the other choices to remember this fact for future exams.

Explanation

p is the correct answer. Review the question and compare it with the other choices to remember this fact for future exams.

Explanation

very good conductor is the correct answer. Review the question and compare it with the other choices to remember this fact for future exams.

Explanation

4πx10-7 WbA-1m-1 is the correct answer. Review the question and compare it with the other choices to remember this fact for future exams.

Explanation

77 is the correct answer. Review the question and compare it with the other choices to remember this fact for future exams.

Explanation

T = 2πr/v is the correct answer. Review the question and compare it with the other choices to remember this fact for future exams.

Explanation

Biology is the correct answer. Review the question and compare it with the other choices to remember this fact for future exams.