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Recent questions tagged kinetic energy
+2
votes
1
answer
While the ball moves from B to A. (A) work done by all the forces on ball is zero.
asked
Mar 27, 2019
in
Class 11
by
kratos
work
kinetic energy
class-11
mechanics
energy and power
properties of matter
laws of motion
+1
vote
1
answer
What is the speed u of the object at the height of(1/2)hmax?
asked
Mar 27, 2019
in
Mathematics
by
kratos
potential energy
thermodynamics
kinetic energy
conservation of energy
+2
votes
1
answer
epair shop. The hydraulic pump has a constant pressure of 100 lbf/in.^2
asked
Mar 16, 2019
in
Mathematics
by
kratos
kinetic energy
thermodynamics
potential energy
+1
vote
1
answer
A woman lifts a barbell 2.0 m in 5.0 *. If she lifts it the same distance in 10 *, the work done by her is:
asked
Mar 8, 2019
in
Mathematics
by
kratos
work
kinetic energy
+2
votes
1
answer
A 1200 kg car accelerates from zero to 100 km/h over a distance of 400 m. The road at the end of the 400 m is at 10 m
asked
Feb 17, 2019
in
Mathematics
by
kratos
kinetic energy
thermodynamics
potential energy
+3
votes
1
answer
Which of the following bodies has the largest kinetic energy?
asked
Feb 5, 2019
in
Mathematics
by
kratos
work
kinetic energy
+3
votes
1
answer
Airplane takeoff from an aircraft carrier is assisted by a steam driven piston/cylin-der with an average pressure of 200 psia.
asked
Jan 24, 2019
in
Mathematics
by
kratos
kinetic energy
thermodynamics
potential energy
+1
vote
1
answer
A line drive to the shortstop is caught at the same height as it was originally hit.
asked
Jan 19, 2019
in
Mathematics
by
kratos
work
kinetic energy
+1
vote
1
answer
When a substance has completed a cycle v, u, h and * are unchanged. Did anything happen? Explain.
asked
Jan 3, 2019
in
Class 10
by
kratos
potential energy
kinetic energy
thermodynamics
class-10
icse
class-5
current electricity
+2
votes
1
answer
A 25 kg piston is above a gas in a long vertical cylinder. Now the piston is released from rest and accelerates up in the cylinder
asked
Jan 2, 2019
in
Mathematics
by
kratos
kinetic energy
thermodynamics
potential energy
+2
votes
1
answer
Which of the following groups does NOT contain a scalar quantity?
asked
Jan 2, 2019
in
Mathematics
by
kratos
work
kinetic energy
+3
votes
1
answer
One Kg of steam at 1.5MPa and 400C in a piston – cylinder device is cooled at constant pressure.
asked
Dec 26, 2018
in
Mathematics
by
kratos
entropy generation
energy equation
potential energy
kinetic energy
thermodynamics
+1
vote
1
answer
Find the missing properties and give the phase of the substance
asked
Dec 12, 2018
in
Mathematics
by
kratos
kinetic energy
thermodynamics
potential energy
+2
votes
1
answer
Find the missing properties of T, P, v, u, h and x if applicable and plot the location of the three states as
asked
Sep 22, 2018
in
Mathematics
by
kratos
thermodynamics
potential energy
kinetic energy
+3
votes
1
answer
The rolling resistance of a car depends on its weight as: F = 0.006 mg. How long will a car of 1400 kg drive for a work input of 25 kJ?
asked
Sep 10, 2018
in
Mathematics
by
kratos
kinetic energy
thermodynamics
force displacement work
potential energy
+3
votes
1
answer
A hydraulic hoist raises a 1750 kg car 1.8 m in an auto repair shop. The hydraulic pump has a constant pressure of 800 kPa
asked
Sep 10, 2018
in
Mathematics
by
kratos
kinetic energy
thermodynamics
potential energy
+1
vote
1
answer
A 1200 kg car is accelerated from 30 to 50 km/h in 5 *. How much work is that? If you continue from 50 to 70 km/h in 5 *
asked
Sep 1, 2018
in
JEE
by
kratos
energy equation
potential energy
kinetic energy
jee
thermodynamics
jee mains
+1
vote
1
answer
A piston motion moves a 25 kg hammerhead vertically down 1 m from rest to a velocity of 50 m/* in a stamping machine.
asked
Aug 30, 2018
in
Mathematics
by
kratos
kinetic energy
thermodynamics
potential energy
+3
votes
1
answer
A baseball is hit high into the upper bleachers of left field. Over its entire flight the work done by
asked
Aug 6, 2018
in
Mathematics
by
kratos
work
kinetic energy
+1
vote
1
answer
Find the missing properties among (P, T, v, u, h) together with x, if applicable, and give the phase of the substance.
asked
Aug 5, 2018
in
Mathematics
by
kratos
clausius
potential energy
kinetic energy
thermodynamics
entropy
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