MDCAT ECAT Physics MCQs

Correct answer B. Its velocity changes by equal amounts in equal intervals of time

Correct answer D. 90°

Correct answer B. A null vector

Correct answer C. Perpendicular to the plane containing A and B, given by the right-hand rule

Correct answer D. A × B = −(B × A)

Correct answer D. Work

Correct answer D. Vector product of position vector and force

Correct answer A. 1

Correct answer C. k̂

Correct answer D. −k̂

Correct answer C. the parallelogram with A and B as adjacent sides

Correct answer D. 90° < θ ≤ 180°

Correct answer A. 45°

Correct answer C. 8 N

Correct answer C. 135°

Correct answer A. Any one force is equal and opposite to the resultant of the other two

Correct answer D. A·B / B

Correct answer D. 17.3 N

Correct answer D. A cos θ

Correct answer A. Third quadrant