Physics [NSO Level 2- Science Olympiad (SOF) Class 9]: Questions 1 - 4 of 75
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Question 1
Appeared in Year: 2013
Question MCQ▾
According to the chart, on which planet would a ball fall the fastest?
Planet | Earth | Jupiter | Neptune | Saturn |
Acceleration due to gravity | 10 | 26 | 14 | 12 |
Choices
Choice (4) | Response | |
---|---|---|
a. | Jupiter | |
b. | Neptune | |
c. | Earth | |
d. | Saturn |
Question 2
Appeared in Year: 2013
Question MCQ▾
A 500 kg rocket sled can be accelerated at a constant rate from the rest of 1600 km in 1.8s. What is the magnitude of the required net force?
Choices
Choice (4) | Response | |
---|---|---|
a. | ||
b. | ||
c. | ||
d. |
Question 3
Appeared in Year: 2013
Question MCQ▾
The kinetic energy of a particle continuously increases with time, then________.
Choices
Choice (4) | Response | |
---|---|---|
a. | The resultant force on the particle must be parallel to the velocity at all instant | |
b. | Its height above the ground level must continuously decrease | |
c. | The resultant force on the particle must be at an angle less than all the time | |
d. | The magnitude of its linear momentum is increasing continuously |
Question 4
Appeared in Year: 2013
Question MCQ▾
The diagram shows a right-angled prism being used to turn a ray of light through . What is the critical angle for the light in the glass?
Choices
Choice (4) | Response | |
---|---|---|
a. | Equal to | |
b. | Greater than | |
c. | Less than | |
d. | Equal to |