IGCSE O Level Physics MCQs – Practice Test 10 (Chapter 2)

Energy, Work and Power MCQ with Answers PDF Download – Test 10

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Study Energy, Work and Power Multiple Choice Questions (MCQ Quiz) with Answers PDF (Energy, Work and Power MCQ PDF e-Book) download Ch. 2-10 to learn IGCSE O Level Physics Course. Solve Work and Energy Multiple Choice Questions (MCQs), Energy, Work and Power quiz answers PDF to understand scientific methods. Free Energy, Work and Power Learning App Download: IGCSE O Level Physics MCQ App to learn energy and units, efficiency: o level physics, power in physics, work in physics career test for physics online exams.

Free "Energy, Work and Power" App (Android & iOS) with MCQ: If a bicycle of mass 15 kg moves at a speed of 50 m s^-1, the E_k of the bicycle is; with answers: 5625 j, 18750 j, 37500 j, and 6 × 10^-3 to understand scientific methods. Practice Boiling & Condensation Quiz Questions, download Apple Book (Free Chapter) to access learning systems.

Energy, Work & Power MCQ with Answers PDF Download: Quiz 10

MCQ 46: If a bicycle of mass 15 kg moves at a speed of 50 m s^-1, the E_k of the bicycle is:

18750 J
5625 J
37500 J
6 × 10^-3

MCQ 47: SI unit for energy is:

Newton
Joules
Ohms
Watts

MCQ 48: Efficiency of a machine is measured by:

(Wasted Energy Output ⁄ Energy Input) × 100 %
(Energy Input ⁄ Wasted Energy Output) × 100 %
(Useful Energy Output ⁄ Energy Input) × 100 %
(Energy Input ⁄ Useful Energy Output) × 100 %

MCQ 49: An iron of 2000 W uses energy of 240000 J, the time taken by the iron in hours is:

1 hour
3 hours
1/2 hour
2 hour

MCQ 50: When direction of applied force and direction in which object moves are perpendicular to each other, then:

no power is used
no work is done
work is done
power is used

IGCSE O Level Physics Notes App & e-Book – Energy Work & Power Exam Prep

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