April Hanna

This page lists questions and answers that were posted by visitors named April Hanna.

Questions

The following questions were asked by visitors named April Hanna.

A machine has an IMA of 6.0 and an AMA of 5.0. What is the work input needed by the machine to raise a 40 kg load by 3.0 m?

A woman in a car on a level road sees an airplane traveling in the same direction that is climbing at an angle of 30 degrees above the horizontal. By driving 110 km/h she is able to stay directly below the airplane. What is the airplane's velocity?

When 20 kJ of heat is removed from 1.2 kg of ice originally at -15 C, what is the new temperature?

Answers

The following answers were posted by visitors named April Hanna.

I know or I think the formula is Q=mcT, but not sure how to use it in this problem.

I am still confused on how to work this problem to get the temperature.