Consider two observers moving with respect to each other at a speed v along a straighline. They observe a block of mass m movig a distasnce l on a rough surface. The following quantities will be same as observed by the two observers

Consider two observers moving with respect to each other at a speed v

1.	Consider two observers moving with respect to each other at a speed v along a straighline. They observe a block of mass m movig a distasnce l on a rough surface. The following quantities will be same as observed by the two observers
Answer» kinetic ENERGY of the BLOCK t tiem t work DOEN by friction tota work done the block accelertion of the block Answer :D