Question

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12. (a) what is the unit of force ?
(b) Name the unit in which calorific value of fuel is expressed.
(c) Name a metal that can be cut with a knife.​

Answer 1

Answer:

$\huge\star\underbrace{\mathtt\red{⫷❥ᴀ᭄} \mathtt\green{n~ }\mathtt\blue{ §} \mathtt\purple{₩}\mathtt\orange{Σ} \mathtt\pink{R⫸}}\star\:$

Explanation:

1. S.I unit of force is Newton(N) and C.G.S is Dyne.
2. Calorific value is expressed in the form of =>KJ/Kg (Kilo Joule/Kilogram).
3. Sodium(Na) and Potassium(K) are the metals that can be cut with a knife.

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