A car having a mass of 1200 kg accelerates from 30 to 70 km/h on an uphill road. The car travels 200 meters during the acceleration and the slope of the road from horizontal is 25°. Perform the following analysis: a. Find the change in kinetic energy of the car in kJ. b. Find the change in potential energy of the car in kJ. c. Find the work done by the engine in kJ. (Neglect losses such as those due to friction)

Q: DERIVE THE INDIVIDUAL ENERGIES (K.E, P.E. and Work) OF THE GIVEN MECHANICAL SYSTEM. CLOCKWISE…

A: Given: To find: K.E, P.E

Q: If a moving body is decelerated by the action of a resisting force, the work done by the body is on…

A: given; is work done bye the body is on apar to its change in kinetic energy?

Q: A closed system undergoes an adiabatic process. During the process, the system operates at the same…

A:

Q: Find the work done by the tension force of a simple pendulum, consisting of a mass m and a string of…

A: Given data → System - Simple Pendulum Mass = m Length = L Pendulum swings downward  At lowest…

Q: Water is flowing in a fire hose with a velocity of 1 m/s and pressure of 3.8 bar. At the nozzle the…

A:

Q: 2- A body has a mass of 80 kg its velocity increases from 100 m's to 220 m's and its elevation…

A:

Q: There are two springs attached to a mass with an unknown weight. The springs have a stiffness of k =…

A: Given that ,    μ=50N/mxo=5m h=4m

Q: Q1. A hydroelectric station has a cubic tank of height 50m above the earth. This cubic tank has an…

A:

Q: Q1. A hydroelectric station has a cubic tank of height 50m above the earth. This cubic tank has an…

A:

Q: 9. A ball falls to the floor. When it is 1.70 m above the floor, its potential energy exactly equals…

A:

Q: How high is this platform

A:

Q: A rock falls from a vertical cliff that is 4.0 m tall and experiences no significant air resistance…

A:

Q: Find the kinetic energy associated with car of mass 35 kg moving with velocity 10 m/s

A: Given data:-  Mass = 35 kg Velocity = 10 m/s Find kinetic energy .

Q: Compute the kinetic energy stored in car of mass 49 kg moving with velocity 34 m/s

A: Given data : Mass m=49 kg Velocity V=34 m/s   Required : Kinetic energy

Q: An air compressor is to compress 8.878 m^3/min from 98.881 kPa to 988.493 kPa. Assuming condition…

A: Given:Initial pressure of gas, P1=98.881 kPafinal pressure of gas, P2=988.493 kPaflow rate, Q=8.878…

Q: Find the kinetic energy stored in body of mass 1 kg moving with velocity 2.3 m/s

A: Given data : Mass of body=m Velocity=V   Required : Kinetic energy

Q: A car is driven by an engine power 10kW and running at a constant speed 77km/h. How much is the…

A:

Q: If the car hits the brakes, how much frictional force will it experience? A wall is 50 m in front of…

A:

Q: A crane is pulling a car, exerting a force F = 6072 [N] with the chain at an angle θ = 31 ° with the…

A: Consider the Free Body Diagram: Given:F=6072 Nθ=31°P=3362 Wattsx=6.4 m

Q: A 3000 kg car accelerates from rest. The constant forward tractive force of the car is 1000 N and…

A: Option C is correct.

Q: If a pump discharges 75 gallons per minute(gpm) of water whose specific weight is 61.5 lb/ft^3(g =…

A:

Q: 4.3. A girl throws a ball 20 m vertically into the air. (a) How long does she have to wait to catch…

A: Dear student,                     According to the guidelines I am allowed to answer only one…

Q: A car is moving with the initial velocity 15 m/s. Car stoped after 5s by application of breaks. Find…

A: Given data : Initial velocity=U Final velocity=V Time=t   To find : Retardation

Q: 2. A 70 kg hiker climbed a mountain 1000 m high. He reached the peak in 3 hr. A. Calculate the…

A: Ans(a) Apply the law of conservation of energy to find out the work done by the climber…

Q: Consider a cylindrical tank that is completely filled with water. The cylinder has a radius of r = 2…

A: consider a cylindrical tank that is completely  filled with water.The cylinder has a radius of r=2 m…

Q: |(a) A drum is made to revolve about its centre by a falling mass as shown. Calculate the velocity…

A: Given data: R=0.4 mr=0.2 mk=0.3 mMdrum=15 kgMblock=12 kg Need to determine the velocity of the…

Q: 5. Find the kinetic energy of a 70-kg runner who covers 400 m in 45 s at constant speed.

A:

Q: 4. A 2-slug mass is dropped from an airplane with initial downward velocity zero. Find v(t) for t≥ 0…

A:

Q: n an air compressor, the compression takes place at constant internal energy, and 50 kJ of heat is…

A: Hello. Since you have posted multiple questions and not specified which question needs to be solved,…

Q: Ex.8. A crate of mass 10.0 kg is pulled up a rough incline with an initial speed of 1.50 m/s. The…

A: Free body diagram: It is a diagram drawn to determine the unknown forces of the system. To analyze…

Q: A motor pulls a 1000 kg object up a hill with a 10 degree incline. It starts initially at rest and…

A:

Q: Find the value of kinetic energy if mass of car is 55 kg moving with velocity 23 m/s

A: Given data : Mass of car=m Velocity of car=V   Required : Kinetic energy

Q: Find the kinetic energy of a woman of mass 50,0 kg running at a speed of 8.70 m/s.

A: Given data : Mass m=50 kg Velocity V=8.70 m/s   Required: Kinetic energy

Q: Find the kinetic energy of car of mass 40 kg moving with velocity 22 m/s

A: Given data : Mass of car=m Velocity of car=V   Required : Kinetic energy

Q: 10. A machine is capable of accelerating a 15kg mass at 2 m/s for 1 minute. The distance travelled…

A: Given data: The mass of the object is m = 15 kgThe acceleration due to gravity is g = 9.8 m/s2The…

Q: A truck of mass 1.5 t is running at a speed of 54 km.p.h. Find its kinetic energy. If the resistance…

A:

Q: WITH FRICTION Find the downward acceleration of m1 if it has a mass of 27.8 kg and the kinetic…

A: Given, m1 = 27.8 kg m2 = 5 kg m3 = 3 kg μ2=μ3=0.2

Q: DERIVE THE INDIVIDUAL ENERGIES (K.E, P.E. and Work) OF THE GIVEN MECHANICAL SYSTEM. CLOCKWISE…

A:

Q: Water is flowing in a fire hose with a velocity of 1 m/s and pressure of 2.8 bar. At the nozzle the…

A:

Q: If an elevator raise 3 meter with force of 500 kg with diameter of the cylinder is 12 cm and the…

A:

Q: A truck hauls a trailer at 60 km/hour when exerting a steady pull of 600 N. If the work is done for…

A: Given, Velocity generated by force = V = 60 km/hr = 16.67 m/s Applied pull force = F = 600 N Time of…

Q: Find the acceleration (in m/s2) produced in a body of mass 10 kg when a force of 20 N is applied on…

A: Newton's second law state that resultant force acting on body is equal to rate of change of momentum…

Q: . A reciprocating compressor draws in 500 cubic feet per minute of air whose density is 0.079…

A:

Q: A water source generates a flow rate of 30 m 3/s in a region of y= 0 with angle zero degree and x=0…

A: Data given-  Q = 30 m3/s  r = 5 m

Q: An electric blender is used to grind soaked soya beans with initial internal energy of 3000 joules.…

A:

Q: Find the flow rate of water through the system shown for the turbine to produce 20 kW. Neglect…

A:

Q: A helicopter of mass 1.40 × 10³ kg is descending vertically at 3.00 m/s. The pilot increases the…

A: Given data: Here, m represents the mass of the helicopter, u represents the initial velocity, v…

Q: What will be the kinetic energy in kWh of an aeroplane which has a mass of 30 tons and is travelling…

A: Given:m=30*1000 KgV=1000 Km/h =277.77 m/sg=9.8 m/s2

Forms of Energy

Energy is described as the capability to accomplish a task, like the ability to push a block by applying force on it. It is a quantitative property that is used to accomplish work on an object.