science

Grade-11

Easy

Question

# Speed is a _________ quantity.

- Tensor
- Vector
- Scalar
- Universal

Hint:

### Scalar

## The correct answer is: Scalar

### Speed is a scaler quantity as it has no direction but only magnitude.

Speed is the rate of the change of distance with respect to time, while velocity is a vector quantity- it is the speed of an object in a particular direction.

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A vector is represented by the arrow, and arrow gives the direction, hence, | | gives the magnitude.

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### Two persons A, B are in the lift. To B, A appears in rest. Then, B must be ____

As both the persons are moving with same velocity in the same directions, they both would appear to be at rest to each other.

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1 hr 55 mins equals 115 minutes

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1 hr 55 mins equals 115 minutes

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