B. K Editorial Board Solutions for Exercise 6: Exercise 6

The Samurai were a warrior class in: 

Which country is the largest trading partner of India?

$400$ mangoes were bought at $₹125$ per hundred and sold at a profit of $₹100$. The selling price per dozen is:

If $Rs.1$ gives an interest of $Rs.9$ in $60$ years at simple interest, the rate $\%$ per annum is:

The number of protons in the nucleus of an atom is equal to its:

A Battery converts:

(A) Mechanical energy into Electrical energy
(B) Chemical energy into Electrical Energy
(C) Solar energy into Electrical energy
(D) None of the above

Electromagnetic induction was discovered by:

(A) Edison
(B) Faraday
(C) Benjamin Franklin
(D) Kelvin

The Electric Bulb was invented by:

(A) Alexander Graham Bell
(B) Michael Faraday
(C) Edison
(D) Benjamin Franklin