IGCSE A Level Physics Certification Exam Tests

IGCSE A Level Physics Practice Test 75

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The Quiz *According to Newton's law of universal gravitation, any two particles of finite mass attract one another with a force which is*: inversely proportional to the product of their masses and directly proportional to their distance apart, inversely proportional to the product of their masses and directly proportional to the square of their distance apart, directly proportional to the product of their masses and inversely proportional to their distance apart and directly proportional to the product of their masses and inversely proportional to the square of their distance apart with "Gravitational Force" App Download (Android & iOS) Free for schools that offer online bachelor degrees. Practice as level physics questions and answers, Google eBook to download free sample for SAT subject tests.

**MCQ 371**: According to Newton's law of universal gravitation, any two particles of finite mass attract one another with a force which is

A) Inversely proportional to the product of their masses and directly proportional to the square of their distance apart

B) Inversely proportional to the product of their masses and directly proportional to their distance apart

C) Directly proportional to the product of their masses and inversely proportional to their distance apart

D) Directly proportional to the product of their masses and inversely proportional to the square of their distance apart

d

**MCQ 372**: Correct example of vector quantities could be

A) Distance and Speed

B) Displacement and Velocity

C) Distance and Displacement

D) Speed and Velocity

b

**MCQ 373**: As long as op-amp is not saturated, the potential difference between inverting and non-inverting inputs is

A) zero

B) infinite

C) 1

D) 2

a

**MCQ 374**: If a spring is squashed, then forces are

A) extensible

B) compressive

C) normal

D) abnormal

b

**MCQ 375**: A well designed transformer loses power under

A) 10%

B) 1.20%

C) 0.10%

D) 20%

c

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