What work does the racquet do on the ball

Reference no: EM13316849

A tennis player receives a shot with the ball (0.060 0 kg) traveling horizontally at 55.0 m/s and returns the shot with the ball traveling horizontally at 40.5 m/s in the opposite direction. (Assume the initial direction of the ball is in the ?x direction.)

(a) What is the impulse delivered to the ball by the tennis racquet?

____________________i N*s

(b) What work does the racquet do on the ball?

____________________ J

Reference no: EM13316849

Questions Cloud

How fast was the car initially traveling : a car heading north collides at an intersection with a truck heading east. if they lock together and travel 28 m.s at 46 degrees north of east just after the collision, how fast was the car initially traveling

Calculate the gradient under which the flow is occurring : The relative density of a sloped sand deposit is known to be 75%. Water is observed to be seeped through this slope at a rate such that the discharge velocity is 0.6 m/day. If the hydraulic conductivity for this deposit is 4×10-4 m/s.

Determine the electric potential energy of this group : Four identical charges (+2.2 %u03BCC each) are brought from infinity, Determine the electric potential energy of this group

What minimum salvage value would be required for technology : A new chemical remediation tank is needed. Current technology tanks, which costs $150,000, MUST BE DRAINED AND TREATED EVERY TWO YEARS AT A COST OF $30,000; THE TANKS WILL LAST TEN YEARS, AND EACH WILL HAVE A SALVAGE VALUE OF 5%. OF FIRST COST.

What work does the racquet do on the ball : A tennis player receives a shot with the ball (0.060 0 kg) traveling horizontally at 55.0 m/s, What work does the racquet do on the ball

How much does the package weigh : The scale of a spring balance that reads from 0 to 15.0 kg is 12.0 cm long. How much does the package weigh

Determine the worked deeloped in kj per kg of air : air enters a turbine operating at steady state at 8 bar, 1127 C and exits at 1.5 bar, 347 C. The heat transfer from the turbine to its surroundings is 10 kJ/kg of air flowing through the turbine.

Find the magnitude of the charge on each : The electric field midway between two equal but opposite point charges is 745 N/C, What is the magnitude of the charge on each

Estimate number of raccoons that attempted to cross highway : nighttime traffic on a single lane of rural highway is light, with a flow of 40 vehicles/hour , and is well described by a Poisson arrival process. A racoon dashes across the road, without looking at a speed of 12 mph.

User Account

All Pages