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AA Physics

Physics for NMDCAT | NMDcat.online Physics is a key subject in NMDCAT that explains matter, energy, motion, and natural laws. At **NMDcat.online**, we provide clear and concise Physics notes, MCQs, and concept-based explanations according to the latest syllabus. Our content covers all important topics including mechanics, electricity, waves, optics, and modern physics to help students build strong concepts and improve test performance. Study smart with easy-to-understand Physics material designed for NMDCAT success.

142 questions found

Practice Questions

Two vectors A and B are such that A+B = R and A-B = S. If R is perpendicular to S, then…

A. A = B (magnitude) ✓
B. A is perpendicular to B
C. A is parallel to B
D. B = 2A
nmdcat.online AA Physics
Jun 25, 2026

The resultant of F1 = 5N at 37° and F2 = 5N at 323° is… (cos37° ≈ 0.8, sin37° ≈ 0.6)

A. 10 N along the x-axis
B. 8 N along the x-axis ✓
C. 6 N along the y-axis
D. 0 N
nmdcat.online AA Physics
Jun 25, 2026
nmdcat.online AA Physics
Jun 25, 2026
nmdcat.online AA Physics
Jun 25, 2026
nmdcat.online AA Physics
Jun 25, 2026
nmdcat.online AA Physics
Jun 25, 2026

If vector R = A + B, and R = A – B in magnitude, then…

A. B must be a null vector
B. A and B must be perpendicular ✓
C. A must be a null vector
D. A and B must be parallel
nmdcat.online AA Physics
Jun 25, 2026
nmdcat.online AA Physics
Jun 25, 2026

If Rx = Rcosφ, then φ must be the angle between the vector R and the…

A. y-axis
B. x-axis ✓
C. z-axis
D. origin
nmdcat.online AA Physics
Jun 25, 2026

To nullify the vector A = (-4i – 6j), one must add the vector…

A. (-4i - 6j)
B. (4i + 6j) ✓
C. (4i - 6j)
D. (-4i + 6j)
nmdcat.online AA Physics
Jun 25, 2026

A force of 10√2 N acts at an angle of 315°. Its components (Fx, Fy) are…

A. (10 N, 10 N)
B. (-10 N, -10 N)
C. (10 N, -10 N) ✓
D. (-10 N, 10 N)
nmdcat.online AA Physics
Jun 25, 2026
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