Elephants are loaded into containers that are pulled up a ramp an inclined plane at 15 degrees to the ground .the container is held stationery by rope with a tension of 5000 newtons. if the mass of a container is 800kg , calculate the mass of the elephant

Work = force × a. work b. energy c. distance d. momentum

Two pans of a balance are 24.1 cm apart. the fulcrum of the balance has been shifted 1.33 cm away from the center by a dishonest shopkeeper. by what percentage is the true weight of the goods being marked up by the shopkeeper? assume the balance has negligible mass. answer in units of %.

The sound level near a noisy air conditioner is 70 db. if two such units operate side by side, the sound level near the, would bea. 70dbb. 73 dbc. 105 dbd 140 db