
N level Sc Physics 2017
QuizĀ by Lee Tai Shen
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Why is the force of gravity a vector quantity?
A gymnast jumps onto a trampoline and bounces upwards.Ā
On a second occasion, the gymnast bounces higher.
What remains constant on both occasion?
A resultant force of 10 N accelerates an object at 5 m/s2.
Which resultant force would accelerate the object at 1 m/s2?
Which property of a body resists a change in its motion?
See the image for question and options. (Not in syllabus. Answer: C)
See the image for question and options.
See the image for question and options.Ā (Not in syllabus. Answer: B)
See image for question and options.Ā (Not in syllabus. Answer: C)
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A person does 150 J of work each time they lift a weight.
In four minutes, the average power used is 75 W.
How many times is the weight lifted in four minutes?
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A hot drink is left in a room that is at temperature of 20 oC.
What happens to the drink in ten minutes?
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See image for the question and options.
See image for the question.
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Which copper wire has the smallest resistance?
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See image for the question and options.