Question

Match the following:
(a) Thermos Flask (i)
William
Gilbert
(b)
Calorimeter
(c) Electroscope
(i) Sir James
Dewar
(iii) Abraham
Bennet
(iv) Pierre Simon
Laplace
(d)
Gold Leaf
Electroscope
(1) (a)-(ü), (b)-(iv), (c)-(i), (d)-(iii)
(2) (a)-(ii), (b)-(i), (c)-(iii), (d)-(iv)
(3) (a)-(i), (b)-(iii), (c)-(iv), (d)-(ii)
(4) (a)-(ii), (b)-(ii), (c)-(iv), (d)-(i)
The snerifis heat capacity of a metal is​

Answer 1

I THINK OPTION 1 OR 4 IS THE ANSWER OF YOUR QUESTION BECAUSE I HAD A DOUBT IN MY ANSWER.

Answer 2

Answer:

1) a-ii, b-iv, c-i, d-iii

a) Thermos flask - ii) sir james

b) calorimeter - iv) Pierre Simon Laplace

c) electroscope - i) William Gilbert

d) gold leaf electroscope - iii) Abraham Bennet

Explanation:

James Dewar invented the thermos flask in 1892.

Credit for the development of modern techniques of calorimetry goes to the French chemist Pierre Eugène Berthelot.

The first electroscope was a pivoted needle (called the versorium), invented by British physician William Gilbert around 1600.

Gold-leaf electroscope was invented in 1786 by Abraham Bennet.

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