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Mayank1444
@mayank1444
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Joined: Oct 11, 2021
Last seen: Nov 14, 2021
Topics: 0 / Replies: 2157
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Answer to: What does the slope of a distance-time graph indicate?

The slope of a distance-time graph indicates speed.

4 years ago
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Answer to: What does the slope of a speed-time graph indicate?

The slope of a speed-time graph indicates acceleration.

4 years ago
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Answer to: State whether the following statement is true or false: Earth moves round the sun with uniform velocity.

No, earth moves round the sun with uniform speed, but its velocity changes continuously.

4 years ago
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Answer to: A ball hits a wall horizontally at 6.0 m s^-1. It rebounds horizontally at 4.4 m s^-1. The ball is in contact with the wall for 0.040 s. What is the acceleration of the ball?

Initial velocity, u = 6m/s Final velocity, v = -4.4 m/s (the ball rebounds in opposite direction) Time, t = 0.040 s Acceleration velocity = ...

4 years ago
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Answer to: A car travels 100 km at a speed of 60 km/h and returns with a speed of 40 km/h. Calculate the average speed for the whole journey.

In the first case, car travels at a speed of 60 km/h for a distance of 100 km In the second case, car travels at a speed of 40 km/h for a distance ...

4 years ago
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Answer to: A boy walks from his classroom to the bookshop along a straight corridor towards North. He covers a distance of 20 m in 25 seconds to reach the bookshop.

(a) Total distance covered in going to the bookshop and coming back to the classroom = 20 + 20 = 40m Total time taken = 25 + 25 = 50 sec Average s...

4 years ago
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Answer to: A body travels a distance of 3 km towards East, then 4 km towards North and finally 9 km towards East.

(i) Total distance travelled = 3 + 4 + 9 = 16 km (ii) The body travels a total distance of 12 km in east direction i.e. towards x-axis. And it trav...

4 years ago
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