A respiratory patient requires 2.00 Liters per minute of oxygen. The cylinders that provide the oxygen contain 660 Liters each. How many cylinders per day are required to provide this flow rate?

Abaseball picther can throw a ball at about 90 miles per hour, v = 40 m/s, on solid rock ground. we now put him into space. when he throws the ball, which weighs mb = 0.15 kg moves away from himat the same speed. how long does it take the ball thrown in space to travel the 30 meters to the batter? he weighs mp = 100kg

Abody of weight 60 kg is standing in a lift the lift going upward with a uniform velocity of 4.9 metre per second slows down and stops in two seconds then apparent weight of the body during the slow down process is

What is the power rating of the lightbulb if 3.0 a flow through it when connected to a 15 v battery