Question

Column I		Column II
A	Galileo Galilei	1	Explanation of photoelectric effect.
B	JC Bose	2	Law of inertia.
C	Albert Einstein	3	Discovery of Ultra short radio waves.
D	JJ Thomson	4	Discovery of electron

• A. $(A)\to (2);(B)\to (3);C\to (1);(D)\to (4)$
• B. $(A)\to (1);(B)\to (2);C\to (4);(D)\to (3)$
• C. $(A)\to (1);(B)\to (2);C\to (3);(D)\to (4)$
• D. $(A)\to (3);(B)\to (4);C\to (1);(D)\to (2)$

Answer 1

Answer: (A)

Correct answer is (a) $(A)\to (2);(B)\to (3);C\to (1);(D)\to (4)$