A lovers (two-person) bicycle team must overcome a force of 505 N to maintain a speed of 6.00 m/s. Find the power required per rider, assuming that each contributes equally. The individual force may exert a force of ___ to have equally distributed of power. A. 252 N B. 242 N C. 252.5 N D. 250 N

Q: A box of mass 4.0 kg hangs by a cable from the ceiling of an elevator. The elevator is moving up at…

A: mass (m)=4 kg g=10 m/s2 initial speed(u)=5 m/s distance moved with this speed(h)=8m

Q: A 2.0-kg potato has been launched out of a potato cannon at 9.0 m/s. What is the kinetic energy? If…

A: mass, m = 2 kg, velocity, v = 9 m/s , height, h = 4 m

Q: A horse is pulling a sled at a velocity of 3.5 m/s. If the horse's power output is 250 W, what is…

A: Given data:  Velocity (v) = 3.5 m/s Power (P) = 250 W Required: Force (F)

Q: Sheryl is driving along the highway in an 894 kg car. She initially drives at a velocity of 50 m/s.…

A: Given:-  The mass of the car is m = 894 kg  The initial velocity of the car is vi= 50 m/s  The…

Q: A car of mass 1500 Kg can accelerate from rest to a speed of 20 m/s in a time of 10 sec. Ignoring…

A: solution is given as

Q: elevator car has a mass of 1600 kg and is carrying sengers having a combined mass of 200 kg. A…

A: Calculate the total weight of the system. W=We+WpW=meg+mpgW=(1600 kg)(9.8 m/s2)+(200 kg)(9.8…

Q: A rock climber wears a 7.5 kg backpack while scaling a cliff. After 30.0 min, the climber is 8.2 m…

A: Given: weight of the backpack=7.5 kg; t=30 min; d=8.2m; To find: (a) work done by the climber on the…

Q: An object whose mass is 2.00 kg is lifted upward a distance of 3.55 m against the pull of gravity on…

A: Given: The mass of the object is 2 kg. The height of the object is 3.55 m. The acceleration due to…

Q: A car's engine generates 80000 W of power as it exerts a force of 6000 N. How long does it take the…

A: Given, Power generates engine of the car, P = 80000 Wforcec exerted by engine, F = 6000 Ndistance…

Q: An Olympic weightlifter lifts a 2200 N barbell a distance of 2.2 m. This takes 1.80 s. a.     Find…

A: Data Given ,  1 kg mass exerts a force of about 9.8 N So , 2200 N = ( 2200 / 9.8 ) kg = 224.5 kg So…

Q: A 2 kg block slides on a frictionless surface at 10 m/s. How much kinetic energy does it have?…

A:

Q: a.) A student is riding a bicycle at a constant speed of 6.0 m/s on a level road. The mass of the…

A: (a) Given- Speed v=  6.0 m/s  Force F = 35 N The student's output power is…

Q: An elevator is designed so that when it travels upward, it has constant acceleration from rest to…

A:

Q: 5. Sheryl is driving along the highway in an 894 kg car. She initially drives at a velocity of 50…

A: mass m = 894 kg initial velocity U = 50 m/s after 35/5 sec velocity increases by 70 % of the initial…

Q: Sienna is getting her books . To lift her books from a table , 50 J of work is done . How much power…

A: Given Work done w =50 J Time t = 0.5 s

Q: 2. What is the kinetic energy of a 3.0 kg book bag just before it hits the floor after a 1.5 m fall?…

A: The given values are,

Q: 1.50 × 10³-kg car starts from rest and accelerates uniformly to 18.0 m/s in 12.0 s. Assume that air…

A: Given:         Mass of car(m) = 1.5×103 kg         Air resistance = 400 N        Initial velocity of…

Q: 6. A child pulls on a wagon with a horizontal force of 75 N. If the wagon moves horizontally a total…

A: Given data The horizontal force is given as Fx = 75 N. The distance traveled by the wagon is d = 42…

Q: 24. A skier of mass 70 kg is pulled up a slope by a motor-driven cable. How many horsepower output…

A: Engine power is measured in horsepower.  The calculation is based on what it takes to move 550…

Q: A box of mass 10 kg initially was at rest on a frictionless horizontal table. After applying a force…

A: Given that, The mass of a box, m = 10 kg The initial speed of the box, u = 0 (at rest) After…

Q: Suppose a 85 kgkg sprinter, starting from rest, runs the first 14 mm in 3.0 ss at constant…

A:

Q: A 65.0-kg file cabinet of is sliding down a rough ramp for a distance of 5.00 m as shown. The…

A: Given data- Mass of cabinet M=65.0 kg Distance d=5.00 m Friction force fk=75.0 N The cabinet starts…

Instantaneous Power

Power is defined in physics as the amount of energy transmitted or transformed per unit time. The watt is the unit of electricity in the International System of Units, equivalent to one joule per second.