A train starts from a station and moves with a constant acceleration for 2 minutes. If it a distance of 400m in this period , find the acceleration.
1. Temperature remains constant during melting and boiling?
evangelineangel
Asked:
December 2022
A boy leaves his house at 9.30 A.M. for his school. The school is 2 km. away and classes start at 10.00 A.M. If he walks at a speed of 3 km/h for the first km. at what speed should he walk the second km. to reach just in time...
evangelineangel
Asked:
December 2022
A train travels 40 km at a uniform speed of 30 km/h. Its average speed after travelling 40 km is 45 km/h for the whole journey. What will be speed in the second half of the journey?
1. a steel almirah is a solid.why?
evangelineangel
Asked:
December 2022
1. Rate of evaporation of an aqueous solution decreases with increase in humidity
evangelineangel
Asked:
December 2022
A train, travelling at 72 km/hr is stopped in 4 seconds by the application of brakes. What is retardation of the train ?