A SPHERE HAVING MASS 20 KG MOVING WITH A VELOCITY OF 5 METRE PER SECOND COLLIDES WITH ANOTHER SPHERE WHICH IS AT REST AND HAVING MASS 5 KG IF THE FIRST OBJECT COMES TO REST AFTER COLLITION, FIND THE VELOCITY OF THE SECOND SPHERE?.

Complete the statement about memory improvement. ( )involves organizing and breaking down information into easier groups to expand capacity. rehearsal is the verbal repetition of information. these techniques are especially important for the improvement of ( ) memory.

What’s #16 asking me and how do i solve it?

6–43 a food department is kept at 2128c by a refrigerator in an environment at 308c. the total heat gain to the food department is estimated to be 3300 kj/h and the heat rejection in the condenser is 4800 kj/h. determine the power input to the compressor, in kw and the cop of the refrigerator.