Question
The centre of gravity of a sprinter during the race lies
–Solution
Running is a means of terrestrial locomotion allowing humans and other animals to move rapidly on foot. It is simply defined in athletic terms as a gait in which, at regular points during the running cycle, both feet are off the ground. This is in contrast to walking, where one foot is always in contact with the ground, the legs are kept mostly straight, and the center of gravity vaults over the legs in an inverted pendulum fashion.
A driver of truck sees an ambulance 160 meters ahead of him. After 20 seconds the ambulance is 140 meters behind. If the speed of the truck is 80 kmp/h,...
A is twice efficient as B and B can do a piece of work in 40 days. B started the work and after a few days A joined him. They completed the work in 32 d...
A tank is filled by 3 pipes, second pipe take 10 hours more than first pipe and 10 hours less than third pipe to fill the tank alone. If second and thir...
Which of the following equations represents the number of days in which A and B Working together can finish the same work?
Aman, Sam and Kiran started working together but after 8 days Kiran left the job and 5 days before the completion of the work Sam also left then, In how...
Aman is how much % (less/more) efficient than Kiran?
Which of the following equations represents the number of day in which B and C working together can finish the same work?
P, Q and R can do piece of work in 48, 60 and 80 days respectively. All three began to work together but P and Q left 12 and 16 days respectively before...
Which of the following equations represents the number of day in which A and C working together can finish the same work?
Suppose Bittu is 50% more efficient than Aman then, what will be the time taken by Bittu alone to complete 40% of the work.
Relevant for Exams:
