Wednesday

April 16, 2014

April 16, 2014

Total # Posts: 9

**physics**

An object of mass 200.0kg is moving from rest under the influence of net force 1.0Kn.Find the acceleration of the object and work done within 20.0s. What is the velocity of the object ar the end of 20.0s interval of time?.Calculate the kinetic energy

**physics**

An object of mass 200.0kg is moving from rest under the influence of net force 1.0Kn.Find the acceleration of the object and work done within 20.0s.What is the velocity of the object at the end of 20.0s interval of time? Calculate the kinetic energy

**physics**

The angle of incidence of light passing from air to a liquid is 38 degrees.The angle of refraction is 24.5 degrees. What is the index of refraction of the liquid

**physics**

If the critical angle of a liquid is 41.4 degrees find the index of refraction for that liquid

**physics**

Suppose the water waves have a velocity of 1.2m/s and wavelength of 2.4m What is the frequency of the waves?

**significant figures**

How many significant figures are in 0.8333

**physics**

What should be the resistance to draw a current of 3.5A on 115V

**physics**

An object with mass of 7kg was thrown down with initial velocity 10m/s and reached the ground in 10s. What was the the initial height

**physics help please**

How many grams of water at 20.0C are necessary to change 800.0g of water at 90.0C to 50.0C

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