A man of mass 80kg climbs up 15 steps each 25cm high in 7.5 seconds. Calculate the power that the man develops

An aircraft with a landing speed of 295 km/h lands on an aircraft carrier with a landing area 205 m long. Find the minimum constant deceleration require for a safe landing.

Name the device which converts: chemical into light

A water heater can generate 8700 kcal/hr. How much water can it heat from 11 degrees Celsius to 62 degrees Celsius in 1 hour?

What does the slope of gravitational potential energy vs velocity^2 graph represent?

Which is not an advantage of a radiant heating? It can replace central heating systems. It can direct warm air where it is needed. It can easily be turned off.

A magnet is pushed into the center of a wire loop and then stops. what is the current in the wire loop when the wire stops moving? explain.

Which feature do highland climates have that lower elevation area do not? A tundra where there are no trees A tree line beyond which trees do not grow Permafrost, or a part of the ground that is permanently frozen An ice cap, or a permanent cover of

As shown in the figure below, Cindy rushes 30 mtoward her truck. She notices she forgot her lunch and returns back to the house. Her total travel time is 90s a. What is Cindy's average velocity over the 90s period? b.

Un atleta que recorre 100 m en 12 s

Assuming equal rates of acceleration in both cases, how much farther would you travel if braking from 59 mi/h to rest than from 25 mi/h?