Physics MCQs

Correct answer C. 24 hours

Correct answer D. 7.9 km s⁻¹

Correct answer A. K.E. of hoop = 2 × K.E. of disc

Correct answer A. It is equal to its translational K.E.

Correct answer C. 1000 µm

Correct answer C. 77

Correct answer B. 4

Correct answer D. Both A and C

Correct answer A. None

Correct answer B. Percentage uncertainties are added

Correct answer C. Systematic error

Correct answer C. S = Vit + ½at²

Correct answer D. newton/metre²

Correct answer C. Electric charge

Correct answer D. 9.5 × 10¹⁵ m

Correct answer C. 3

Correct answer C. newton, N

Correct answer C. N m² kg⁻²

Correct answer B. 10⁻¹²

Correct answer C. Giga