Which of the following is NOT a non-contact force?
Magnetic force, electrostatic force and gravitational force are all three non-contact forces. The only left force is muscular force. This means that muscular force is not a non-contact force.
In a city, the number of persons travelling by bike is 92.5% the number of persons travelling by metro. The number of persons travelling on foot is 75% ...
A person saves 20% of his monthly income. If his monthly is increased by 35% and he still saves the same amount as before then find percentage increase ...
Amit scored 80 marks in subject X. He scored 60% marks in subject B and Y marks in subject D. Maximum marks in each subject was 300. The overall percent...
In a school, 30% of the students are not participating in any competition. 80% of the students who are participating in the competition are girls. If 42...
Two candidates are contesting in an election. All votes are valid votes. A candidate who gets 38% of votes is rejected by 28,800 votes. The total numbe...
In a zoo, 25% of the people are males. 40% of the remaining are females and the remaining 720 are children’s. Find the total number of people in a...
if ratio of present age of Aman to that of Bineet is given as 2:3 and the ratio of present age of Aman to that of Chintu is 13:8.Then, what will be the ...
In a given years, A sold 1800 caps while B sold 45% more number of caps than A and C sold 20% less number of caps than B. Find the ratio between the num...
A plane can travel 36 km against the wind and 80 km with the wind in 4 hours. How much percent is the speed of the plane against the wind less than the ...
490 sweets were distributed equally among children in such a way that the number of sweets received by each child is 40% of the total number of children...
