Two cars A and B are moving along a straight road in the same direction. A is moving with speed 80 km/h and B is following A with 120 km/h. Considering their direction of their motion as positive, what is relative velocity of B with respect to A.
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Answer:
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Answer:
Practice Exercise 1:
An electric shock can kill.
People die every year in this way.
Water is an excellent conductor of electricity.
Therefore never touch a live wire when perspiring or wet.
Even a small amount of current can kill.
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Practice Exercise 2:
He said that in his childhood his birthday used to be celebrated differently
They used to distribute sweets instead of cutting a cake.
We used to blow out candles but they light up a lamp.
My grandfather's parents weighed grains against him.
This was distributed among the poor.
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Practice Exercise 3:
Why do you think the dinosaurs preferred land to water?
The dinosaurs became very heavy.
As a result their legs could not support them on the land.
But water could be a fine alternative.
So,they spent most of their time in swamps and rivers.
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Practice Exercise 4:
She used to wake me up in the morning.
She said her prayers in a monotonous singsong manner.
I listened her because I loved voice.
She always went to school with me.
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Explanation:
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