Subject: Physics, asked on 17/5/18

## When a ball is thrown upwards is work said to be done : yes or no??

Subject: Physics, asked on 25/4/18

## 9. A uniform metre scale can be balanced at the 70.0 cm mark when a mass of 0.05 kg is hung from the 94.0 cm mark. (i) Draw a diagram showing the arrangement. (ii) Find the mass of the metre scale. 10. A boy of mass 30 kg is sitting at a distance of 2 m from the middle of a see-saw. Where should a boy of mass 40 kg sit so as to balance the sea-saw?

Subject: Physics, asked on 25/4/18

## !!!DO NOT SEND ANY LINKS .Answer the 9th question Q.9. A uniform metre scale can be balanced at the 70.0 cm mark when a mass of 0.05 kg is hung from 94.0 cm mark. (i) Draw a diagram showing the arrangement. (ii) Find the mass of the metre scale. (Ans. 0.06 kg)

Subject: Physics, asked on 25/4/18

## !!!DO NOT SEND ANY LINKS .Answer the 8th question Q.8. A uniform metre scale balances horizontally on a knife edge placed at the 58 cm mark when a mass of 20 g is suspended from one end. (i) Draw a diagram of the arrangement and (ii) Find the mass of the metre scale. (Ans. 105 g)

Subject: Physics, asked on 23/4/18

## !!!DO NOT SEND ANY LINKS .Answer the 7th question

Subject: Physics, asked on 23/4/18

## a uniform metre scale rests horizontally on a knife edge at 60 CM mark when a mass of 10 gram is suspended from one at which end this must be suspended what is the mass of the metre scale

Subject: Physics, asked on 22/4/18

## !!!"DO NOT SEND ANY LINKS"!!!.ANSWER THE 5th QUESTION. ​Q5. A uniform metre scale of mass 80 g is to be balanced at the 70 cm mark. Find from where must a mass of 60 g be suspended to do so.                                                                                                                                              (Ans. 96.66 cm)

Subject: Physics, asked on 22/4/18

## !!!"DO NOT SEND ANY LINKS"!!!.ANSWER THE 1st QUESTION.: 1. The moment of force of 5 N about a point is 2 N m. Calculate the distance of the point from the point at application of the force.

Subject: Physics, asked on 16/3/18

## What is rotational equilibrium

Subject: Physics, asked 3 days ago

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Subject: Physics, asked 6 days, 8 hours ago

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Subject: Physics, asked 1 week, 3 days ago

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Subject: Physics, asked 1 week, 4 days ago

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Subject: Physics, asked on 14/5/21

## What is potential energy

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