Two inclines have the same height and same coefficients of friction. However, incline A is much steeper than incline B. If two identical blocks were pushed up the ramp, which block requires more work...

Two inclines have the same height and same coefficients of friction. However, incline A is much steeper than incline B. If two identical blocks were pushed up the ramp, which block requires more work...

Hi How do I go about proving that a value for energy does not decay during the process of motion? Thanks

Can mechanical energy be equal to gravitational potential energy

The heat capacity of aluminum is 0.900J/g C How much energy in joules is needed to raise the temperature of an 85 gram block of aluminum from 22.8 C to 96.4 C?

Wien's constant b=2898

I need this by tomorrow morning! please help me!

Finding the air resistance.

A particle of mass m = 10kg moves along a straight line under the action of force F = λ/x4 , where λ is some constant. A measurement shows that the particle passes the point x = 1m with...

A 49kg bicycle rider delivers an average of 0.28 hp. The mass of the bicycle is 2.1kg and the hill she is climbing is 245m tall. How much time will this take?

Inclined wooden plane by 45º with repect to the table top by placing books under the other edge of the plane. the height of the top of the the wooden plane to the table is 23 cm and the height from...

A waterfalls is 90m high. Assume that all of the potential energy possessed by the water at the top is completely converted to heat energy. What will be the temperature difference between the water...

I have a stupid doubt.Let's suppose that I am driving a car, and you are stationary on the ground.From my point of view,I see that the world around me that,i.e., earth moving with velocity 'v'.Then...

A certain horse can maintain 1.0 hp of output for 2.4 hours with an efficiency of 72%. The horse is pulling a 220 kg object along a horizontal ground. The coefficient of kinetic friction between the...

A 0.80 kg block starts from rest above a 6 m slide and slides down. The block strikes the ground at a horizontal distance "d" from the end of the slide 0.30s after leaving the slide. What...

An asteroid with a mass of 5.0 x 105 kg collides with the Earth and slides horizontally along the ground without bouncing (not actually possible but just pretend). The velocity of the asteroid before...

Energy of a covalent bond is approximated as: Vb (rij) =1/2 kijb [( rij-bij)]2 Calculate the force acting on atoms as a function of interatomic distance.

Please answer fast

Hey there, I have been given the mass of water and the time and told to work out the energy supplied. MASS OF WATER M(KG) ...

I don't understand enthalpy? could someone help

A .500 kg mass is oscillating on a spring with k= 330 N/m. The total energy of it's oscillation is 3.24 J. What is the speed of the mass when it is .100 m from the EP?