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Find the magnitude of the velocity of the blue cart just after the first collision. Find the maximum compression in the spring.
Exactly 3.0s after a projecttile is fired into the air from a flat grround, it is observed to have velocity v=(8.6i+4.8j) ms-1. Dertermine The horizontal angle of projectile.
How far directly north of the site B should a second explosion be done so that the measured time difference recorded by the devices is the same as that for the detonation?
The space shuttle releases a satellite into a circular orbit 565 above the Earth. How fast must the shuttle be moving (relative to Earth) when the release occurs?
Starting from rest, a boat increases its speed to 4.00 m/s with constant acceleration. What is the boat's average speed?
According to the Chronicle of Higher Education, there is a 54% probability that a randomly selected incoming freshman will graduate from college within 6 years.
You have a bottle containing a mole of a monatomic gas such as helium or neon. You warm up this monatomic gas with an electrical heater which inputs Q = 660 joules of thermal energy transfer. How m
A solid copper ball with a diameter of 3.00m at sea level is placed at the bottom of the ocean, at a depth of 10.0 km. If the density of sea water is 1030 kg /m3, how much does the diameter of the b
If the ball was hit when it was 1.0 m above the ground, what horizontal distance does it travel before it land`s on the building?
A small, 300 {rm g} cart is moving at 1.60 {rm m/s} on an air track when it collides with a larger, 3.00 {rm kg} cart at rest. After the collision, the small cart recoils at 0.890 {rm m/s}. What is
After dropping off supplies it flies to lake B, which is 179.2 km at 268.4o from lake A. What is the distance and direction from the base camp to lake B? Enter the angle between 0 and 360.
An artillery SHELL is fired with an initial velocity of 300m/s at 55.0degree above the horizontal.To clear an avalanche,it explodes on a mountainside 42.0s after firing.What are the x- and y-coordin
The distance between a loudspeaker and the left ear of a listener is 2.70 m. How long would it take for sound to travel this distance if the air temperature is 20 degrees C.
Then (separately) to sphere A, and then it is removed. What is the ratio of the electrostatic force between A and B at the end of experiment 2 to that t end of experiment 1?"
An 9.00 point mass and a 14.5 point mass are held in place 50.0 apart. A particle of mass is released from a point between the two masses 18.0 from the 9.00 mass along the line connecting the two fi
A flea pulls on a puck with force 9 microN at an angle of 90?. Another flea pulls on the puck with force 1 microN at an angle of -15. What is the magnitude of the net force on the puck?
When an 83.0-kg adult uses a spiral staircase to climb to the second floor of his house, his gravitational potential energy increases by 2.10 x 103 J. By how much does the potential energy of a 15.0
What distance differs from 100 m and from 1000 m by equal factors, so that we could equally well choose to represent its order of magnitude either as ~ 102 m or as ~ 103 m?
What distance do the trains need to allow between them to stop at this acceleration? What acceleration do the two trains need to have to stop exactly in a distance of 711 m?
A 240 , 50.0-cm-diameter turntable rotates on frictionless bearings at 57.0 . A 22.0 block sits at the center of the turntable. A compressed spring shoots the block radically outward along a fricti
You toss a ball straight up with an initial velocity of 27.5m/s. a) How high does the ball travel? It goes up and then falls to the ground below. B) How much time is it in the air?
A plane flies at an airspeed of 231 km/h. A wind is blowing at 76 km/h toward the direction 60° east of north. In what direction should the plane head in order to fly due north relative to
The ball is launched at an angle of 51 degrees above the ground. Determine the horizontal and vertical components of the launch velocity.
It is observed that the two fragments hit the ground at the same time. What is the distance between the points on the ground where they land? Assume that the ground is level and air resistance can b
an empty sled of mass 25kg slides down a muddy hill with a constant speed of 2.4 m/s. the slope of the hill is inclined at an angle of 15 degrees with the horizontal. calculate the time it takes the