Question

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Answer 1

Answer:

Explanation:

1. Uniform Motion = A body is said to be in uniform motion if it travels equal distances in equal intervals of time, no matter how small these time intervals may be.

1. Non-Uniform motion=A body is said to be in a non-uniform motion if it travels unequal distances in equal intervals of time. ... Non-Uniform motion is also known as accelerated motion
2. Quarter hour= 15 minutes
4. Distance travelled in 1 hour or 60 minutes is equal to 60 km
6. Distance travelled in 1 minute = 60/60=1km
8. So, distance travelled in 15 minutes is equal to 15 km
9. If a fuse is not is not inserted in household electric wiring, the fault current flowing in the defective circuit will cause heating and potentially cause a fire before the upstream protection opens the circuit