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The correct answer is B
A constant retarding force of 20 N is applied to a body of mass 10 kg moving initially with a speed of 12 m s–1. How long does the body tak...
Which one among the following fuels is used in gas welding?
Which of the following gas usually causes explosions in coal-mines?
Two satellites are orbiting Earth at different altitudes. Satellite A is closer than Satellite B. Which of the following is correct regarding their spe...
Coffee, spinach, onion and tea in our diet mostly provide us with which of the following elements as food?
Calculate the work done when a force of 10 N moves an object 5 m at 60° angle to direction of force.
A person is hurt on kicking a stone due to –
Which of the following statements for the given chemical reaction is true?
Fe2O3 + 2Al
Biogas which is used for cooking purpose is a mixture of which of the following two components?
A bomb at rest explodes into a large number of tiny fragments. The total momentum of all the fragments –