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Assume a 55.0-kg ice-skater, who was initially at rest, fires a 2.50-kg gun.
The 0.045-kg bullet leaves the gun at a velocity of 565.0 m/s.
What is the velocity of the ice-skater after she fires the gun?
You have answered a question · 7 mins ago ''The force of friction is required to move an object in space as there is no forece of attraction than how a satlite in space move around
When the component simple harmonic motions have dissimilar periodic times: The resultant curve may be attained in this case by dividing the circumferences of the two circles of
Why we are showing work done over a closed path is zero to prove that electrostatic forces are conservative
Anode rays were discovered by: (1)Goldstein (b)J. Stoney (3)Rutherford (4)J.J. Thomson Ans: (1)Goldstein
A stone drops from the edge of the roof. It passes the window 2 m high in 0.1s . How far is the roof above the top of the window? Solution) Height of the window (h) = 2m Acce
Figure denotes a rod whose ends are in thermal contact with a hot reservoir at temperature T1 and a cold reservoir at temperature T2. The ends of the rod are covered with insulati
Consider air (ideal gas) as working substance inside a piston-cylinder device (closed system). This air undergoes a power cycle as shown in figure. Determine work output per unit m
describe the applications of potentiometers
For an object moving in uniform circular motion, the direction of the instantaneous acceleration vector is: w) tangent to the path of motion x) equal to zero y)
A 2350-kg granite tombstone absorbs 2.8 x 107 J of energy from the Sun to change its temperature from 5.0°C at night to 20.0°C during an autumn day.
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