For the following questions answer them individually
A high jumper runs for a while before taking a high jump so that the inertia of ......... helps him take the long jump.
Which of the following statements is INCORRECT?
I) Bleaching powder is a pale yellow powder
II) Dry $$NH_4$$ gas turns red litmus blue
III) The pH of rain water is nearly 5.6
IV) The pH of acid rain is nearly 4
The interest earned on ₹ 3,675 at the rate of 4% simple interest per annum for 2 years will be ?
A body has a weight W on the surface of Earth. What is its weight on a planet whose mass is 15 times that of Earth and a radius that is 4 times that of the earth?
What is the least number consisting of five digits that is exactly divisible by 12, 18, 20 and 25?