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ball A moving to the east collide with ball B and C with are at rest. after collision ball B went Northe with speed of 3 m/s and ball C went 30 digree south-east with speed of 5 m/s. the mass of ball A 3kg, B 1kg and ball C has 2kg. Find the magnitude of the origin speed and Find kenetic energy generated during explosion?
question1a constant force of magnitude 82 n is applied to a 3 kg shoe box at angle 53 degrees causing the box to move
a quarter-pound hamburger with all the fixings has a mass 210g . the food energy of the hamburger is 2.4mj. what is the
Consider a volume of 4.8 cubic meters of gas initially at STP (0 degrees C and 1 atm pressure). what is the volume (in cubic meters) of the gas
If a student plays a white key on the keyboard and it has a frequency of 395 Hz, what will be the most likely frequency of the next black key
for a cube-shaped room 10 ft on a side what will be the rate of heat loss if the r-value is 4 ft2-degf-hrbtu for each
The springs of a 1800kg car compress 5.4mmwhen its 64kg driver gets into the driver's seat.If the car goes over a bump, what will be the frequency of oscillations
you're helping with an experiment in which a vertical cylinder will rotate about its axis by a very small angle. you need to devise a way to measure this angle. you decide to use what is called an optical lever. How many degrees has the cylinder ro..
two workers hold a heavy pail. its mass is unknown. one worker exerts a 220n force at 137 degrees from vertical. the
In brief explain the changes that the Sun will go through after it exhausts its core hydrogen. Be sure to describe both the changes occurring in the Sun's core and the changes visible from outside the Sun. What do we mean by the stages we call hydrog..
A solid, uniform disk of radius 0.250 m and mass 61.6 kg rolls down a ramp of length 4.60 m that makes an angle of 16° with the horizontal. Find the angular speed of the disk at the bottom of the ramp
A car moving at 10.0 m/s encounters a bump that has a circular cross-section with a radius of 30.0 m. What is the normal force exerted by the seat of the car on a 60.0-kg passenger
Find out the magnitude of the impulse imparted to golf ball?
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