A bar magnet is 18.00 cm long and 2.50 cm wide, with a mass of 125.0 g. Determine the moment of inertia of the bar magnet in SI units.

Q: s to the top of a 3600-m-high mountain. The climb is made in 6.0 h starting at an elevation of 2200…

A: Given:-  The mass of the hiker m = 60 kg  The height of the mountain H = 3600 m  The time taken to…

Q: A coal power plant has a rated output of 150 MW and a first law efficiency of 41%. Coal has an…

A: We are aware that a coal power plant has a first law efficiency of 41% and a rated output of 150 MW.…

Q: Calculate the drag of a certain wing with an area of 20 sq. meters , velocity of 75 m/s at an…

A:

Q: Discuss what happens when a man fires a pistol in front of a flight of stairs in a large hall.

A: There will be an extended-pulse echo produced.

Q: I beleive there is an error in getting to the solution. 0.1kg is 100g. The work here shows 0.1kg =…

A:

Q: How much work is done lifting a 20 pound object from the ground to the top of a 50 foot building if…

A: Weight = 20 pounds Weight per foot = 2.5 lb/ft Height = 50 ft Workdone, W = ?

Q: The capacity of a farallel þlale condenier is 12 liF between plales eś doubled and 'aea halued'…

A: Given:            C=12μFSeparation =dArea=A Using: C=Aε0d

Q: a force of 5 punds compresses a 15 inch spring a toatl of 3 inches how much work is done in…

A: Given data The magnitude of the force is Fs = 5 pounds The compression in the spring is x = 3 inch…

Q: Determine the total work

A: Given data:     The force supplied by a motor is: F The distance of the load moved is: d The total…

Q: The spring of a spring balance is 10 cm long when there is no weight on the balance. The spring is…

A: Given: initial position of the spring balance (x1) = 0.1 m final position of the spring balance (x2)…

Q: Calculate the work done in N.m if a force of 18 N pushes a mass 5 kg by 8 meters.

A: Assume that the direction of force and the direction of displacement are the same. Work done by the…

Q: A force of 120 lb force acts on a block at an angle of 82° with respect to horizontal. The block is…

A:

Q: An object has its velecity increased by a factor of two, the kinetic energy is increased by a factor…

A: Let the mass of the object = m Let the initial velocity = v

Q: Question   a) A satellite of mass m = 3.6kg orbits the Earth 300km ab ove the Earth's surface. How…

A: Given, A satellite of mass m=3.6kg orbits in a radius of 300km above the Earth's surface.

Q: 1) Consider this half-sphere water tank of radius 5 meters. Suppose that this tank is completely…

A: The radius of the water tank is: The density of the water is:

Q: How much work is done in ergs in pulling a box 2 m across a table top with a force of 20 N in…

A:

Q: A 50 kg. diver gets ready to dive from a 10 meter high diving board. how much gravitational…

A: Given that,Mass of diver : m = 50 (kg)Height : h = 10 (m)Here we need to find the potential energy…

Q: Using eneray belane for d closod syateom chod cioleel Jor madels and negleting chenses in kinetic…

A: Solution:-Given thatmass of air (m)=0.2 kgIsochoric processInitial temperature (T1)=300 KFinal…

Q: The reservoir is filled to a depth of 5 ft, and the water is to be pumped to thesame level as the…

A: No work is done if the water is to be pumped to the same level as the top. Now,Work done(W)…

Q: A pump on the ground floor of a building can pump up water to fill a tank of volume 30 m3 in 15 min.…

A: We have,            Volume of water=30 m3         t=15 min=15×60         t=900 s   h=40 m   n=30%

Q: How much energy is possible to generate over a waterfalls. With a fall of 150ft and flow of 750,000…

A:

Q: (a) A wind farm with 50 turbines generates 17 MW of power when the wind speed is 46 km/hr. If the…

A: Number of turbines,  Power generated by the wind farm,  Speed of the wind,  Diameter of the blades,…

Q: The switch in the circuit shown in (Figure 1) has been closed for a long time, and the current…

A: So we have given a circuit in which there are two resistances, a voltage or battery and a…

Q: Given: The energy equivalent of one gallon of gasoline is 1.3 x 10° J. A compact car has a mass of…

A: Given: The energy equivalent of one gallon of gasoline is Ee,gasoline=1.3×108 J/gal, The mass of…

Q: ric output power (kW) wit

A: Blade Chord is 0.2m long.Radius is 2.5mWind speed is 12 m/sAir density is 1.2 Kg/m3

Q: Assuming running consumes 108 calories per mile. If you run 9 minute miles, what is your average…

A:

Q: Power, and a loaded grocery cortis rolling aros apating it in trang A Energy wind. You apply a…

A: The work done is the scalar product of force and displacement. W=F→·s→

Q: Suppose you could convert the 495 C in the cheeseburgeryou ate for lunch into mechanical energy with…

A: (a) The energy in cheeseburger is 495C. 495 C=495C×4.18 J1 C          =2069 J The expression for…

Q: For the given figure, the weight of the 9-ft bar is 6 lb. If F = 5.14, the reaction exerted by the…

A: Force produces torque. This torque bring about rotation. Force may be balanced but torque may be…

Q: How much work must a 1000kg truck must produce to drive a 178km highway if an average force of 464N…

A:

Q: Calculate the kinetic energy and potential energy of a 600 kg car up hill at 20 meters and is runnin…

A: kinetic energy = 12mv2 potential energy = mgh

Q: A coal power plant has a rated output of 150 MW and a first law efficiency of 41%. Coal has an…

A: Given information: The energy density of the coal (C) = 24 MJ/kg The power output of the power plant…