Cards in this guide (14)
How can you identify a fixed pulley
It is set in one position and cannot move.
apex :)
If it takes 100 N to move a box 5 meters what is the work done on the box
Momentum is defined as the rate at which work is done
Is it bad if you have a heavy period on one month and a light one the next month
No it is not bad, as some ladies have a heavy period for one
month and then a light one or they may have two heavy periods and
then one light one also.
What the the two main states of mechanical energy
Potential energy and Kinetic energy
When a book falls from a shelf to the ground without anyone pushing on it no work is done on the book plus
If you want to lift a 5 kg box to a height of 2 meters how much work must be done
It takes 200 N to move a box 10 meters in 8 seconds How much power is required
What is an example of conditions not producing work
the momentum must be greater than the force .
the force may be very large
How much work must be done on a 5 kg snowboard to increase its speed from 2 ms to 4 ms
In a collision a vehicle that rebounds off the object it trikes experiences less force than if it crumples assuming the time is the same in both situations
If the force moving an object points at least partially in the opposite direction of the object's motion what is the work considered to be
How long can you car be parked along freeway before towed
Which of the following items does not use a wheel and axle (Apex)