An advertisement for a portable electrical generating unit claims that the unit’s diesel engine produces 28,000 hp to drive an electrical generator that produces 30 MW of electrical power. Is this possible? Explain.
Q: Staning from rest, a car of mass 1700 kgreaches a speed of 15 ms in 7.8 s What is the average power…
A:
Q: crane is lifting a large storage crate to place it onto a cargo ship at the industrial harbour.…
A: Given that The mass of the crane is (m) = 10000kg It is lifted at a height…
Q: The rate at which work is done is known as .
A:
Q: A squirrel was sitting on a short tree stump and cleaning its paws. The squirrel got scared when…
A:
Q: A child is standing on top of a 15ft hill, getting ready to run down all the way to the bottom. If…
A: Introduction: The energy of a body is stored in the form of potential energy due to the height…
Q: A model train's electric motor accelerates it from a standstill to a speed of 0.740 m/s in 25.0 ms.…
A:
Q: How much energy is needed to change the speed of a 1200 kg of a car from 15.0 m/s to 30.0 m/s?
A: Work energy theorem We know from the conservation of energy law that energy can neither be created…
Q: How much work does an elevator motor do raising a mass of 1176 kg vertically 15.3 m? I solved this…
A: To raise the mass the elevator motor must work against gravity. From conservation of energy the work…
Q: kg mass starts from rest at point A and moves along the x-axis subject to the potential energy shown…
A: Given: Mass of object (m) = 2.3 kg.
Q: A typical wind turbine extracts 40% of the kinetic energy of the wind that blows through the area…
A: Given Data:The mass of the wind passing the blades each second is Speed Kinetic energy is given by…
Q: Consider humans generating electricity by pedaling a device similar to a stationary bicycle.…
A: The number of people in the group,
Q: A 60-kg hiker hikes from Yosemite Valley (elevation 1209 m) to Glacier Point (elevation 2199 m).…
A: Given: Mass of the hiker is m =60 kg Yosemite Valley elevation h1 = 1209 m…
Q: A 190 g object is dropped from a height of 7 meters. Calculate the potential and kinetic energy of…
A:
Q: (a) What is the kinetic energy of a 1,580.0 kg car with a velocity of 79.9 km/h? (b) How much work…
A:
Q: A hydroelectric generator converts kinetic energy of water into electrical energy. Each second 2974…
A: a) The total energy available is, TE=efficiencymgh=0.732974 m31000 kg1 m39.80 m/s2133 mTE=2.83×109 J
Q: Explain the relationship between kinetic energy and gravitational potential energy during a vertical…
A: Refer explanationExplanation:During a vertical jump, kinetic energy and gravitational potential…
Q: How much work is required to throw a ball with a mass of 0.46 kg 33.1 m/s? Assume the ball starts at…
A: Given Mass of ball = 0.46 kg Initial velocity of ball = 0 m/s Final velocity of ball = 33.1 m/s We…
Q: 1) A freight plane has a total mass of 4.00 x 105 kg (including cargo). It starts from rest at sea…
A: Given, Mass of freight plane (M) = 4×105kg Initial speed (u)= 0 m/s Initial height(hi) = 0 m (…
Q: A car of 1100 kg mass changes the speed from 5 m/s to 6 m/s. What is the work done (in J) by the car…
A: Given, Mass of car m = 1100 Kg Initial speed of car u = 5 m/s Final speed of car v = 6 m/s
Q: A 57 kg man runs up a flight stair having a rise of 4.5 m in 3.5 s. what average power must he…
A:
Q: Bicyclists in the Tour de France do enormous amounts of work during a race. For example, the average…
A:
Q: A ball of mass 5 kg is attached to a spring that is compressed an amount 0.05m with spring constant…
A:
Q: A person in good physical condition can put out 100 W of useful power for several hours at a…
A: We know that one people produces an output of 100 W so the number of people that can produce 5 kW of…
Q: A 50 kg bicyclist on a 10 kg bicycle speeds up from 5.0 m/s to 10 m/s. How much work was done to…
A: Ques 1 : Given : Mass of bicyclist = 50 kg Mass of cycle = 10 kg Total mass (M) = 50 +10 = 60 kg…
Q: You push down on a 4.0 N box against the floor for 2 minutes. How much work was done? How much power…
A: Answer Given Weight of box w = 4 N Time t = 2 minutes
Q: An empty roller-coaster car weighs 400n. It does 80KJ of work against gravity in travelling to the…
A:
Q: A body of mass m slides a distance d down alom uch work is done by gravity?
A: We know that the let the mass of the body is m and it slide a distance d in the downward direction…
Q: 2. An electric drive features a 24 kWh battery pack and has a range of 170 km at a constant speed of…
A: We will answer the question by using expression relating power and energy. The details are as…
Q: Three runners, each 70 kg, leave the starting line at the bottom of a hill and race to the top of…
A: Given data: Mass (m) = 70 kg Runners starts from bottom of hill and reached at top of the hill Race…
Q: Q2. Consider a river flowing toward a lake at an average velocity of 3 m/s at a rate of 500 m/s at a…
A:
Q: An electric motor is rated to have a maximum power output of 0.79 hp. If this motor is being used to…
A:
Q: A man applies a force of 100 N to a rock for 60 seconds, but the rock does not move. What is the…
A: Work comes in picture only and only when this is some displacement. we know W = Force*displacement.…
Q: A 100-W light bulb is left on for 10.0 hours. Over this period of time, how much energy was used by…
A: Given that,Power of bulb,P=100 wattTime for which bulb is left turn on, t=10 hours=10×3600 sec=36000…
Q: Find the work done in joules by gravity as an object of the mass m=14 kg is raised up at constant…
A: Mass of object m = 14 kg Initial height h1 =34 m Final height h2 = 75 m g = 10 m/s² Concept…
Q: A 700 N Marine soldier in basic training course climbs a 10.0 m vertical rope at a constant speed in…
A: Given, Weight of Marine soldier =W=700 N Height of climbing=h=10.0 m Time is taken by the soldier to…
Q: A boy with mass m-50 kg walks up h=2 m high stairs at a constant speed in t=4 s. What is the average…
A:
Q: The work done against gravity in taking 5000 grams mass at 39.37 inches height in 1 sec will be None…
A: The work done against gravity in taking 5000 grams mass at 39.37 inches height 1 sec will be
Q: Captain America pushes a car out of the way with 1000 N of force. He manages to move it 8 meters.…
A:
Q: A 899 kg car accelerates from rest up to 26.0 m/s in 6.14 s. What is the average power output of…
A: The mass of the car is m = 899 kg. The initial velocity of the car is denoted by u = 0 m/s. The…
Q: In the figure shown, if the mass (m-6 Kg) is moving with constant speed and traveled a distance…
A:
Q: Please answer this question in detail, Don't use chatgpt.
A:
Q: 25. A donkey is pulling a sled at a velocity of 3.5m/s. If the donkey’s power output is 890 W, what…
A: Let F be the force that the donkey exerts on the sled. Given that a donkey is pulling a sled at a…
An advertisement for a portable electrical generating unit claims
that the unit’s diesel engine produces 28,000 hp to drive an electrical
generator that produces 30 MW of electrical power. Is this possible?
Explain.
Trending now
This is a popular solution!
Step by step
Solved in 2 steps
