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Problem: A projectile is launched with an initial velocity of 50 m/s at a launch angle of 30 degrees with respect to the horizontal.
Part A: What is the magnitude of the projectile's velocity at t = 4s?
I need help to determine the magnitude of the projectile's velocity at t = 4s.
Proton one moves twice as fast as proton two. The magnitude of the magnetic field in which proton one is immersed is twice the magnitude of the magentic field in which proton two is immersed.
Helium gas with a volume of 2.60 L under a pressure of 1.30 atm and a temperature of 41.0 °C is warmed until both the pressure, Evaluate what the final temperature of the gas
Find the size of the net force produced by a 7 N and an 12 N force in each of the following arrangements. (a) The forces act in the same direction. N= (b) The forces act in opposite directions. N= (c) The forces act at right angles to each other. ..
if the distance from the sun varied during our asteroids orbit would its kinetic energy change? would its potential
The angular speed of a car engine is increased at a fix rate from 1500 rev/min to 3600 rev/min in 18 second. Compute how many revolutions does the engine make during this18 sec interval?
You are trying to overhear a juicy conversation, but from your distance of 15m. It sounds like only an average whisper of 20 dB. So you decide to move closer to give the conversation a sound level of 60 dB instead. How close must you come.
A particle travels along a straight line with a velocity of v=(20 - 0.05s2) m/s, where s is in meters. Determine the acceleration
You're driving at speed V0 when you spot a stationary moose on the road, a distance 'd' ahead. Find an expression for the magnitude of the acceleration you need
an object located at the origin and having a mass M explodes into three pieces having masses M/4, M/3, and 5M/12. what are the velocity components of the third piece
A reading on a Geiger counter of 0.23 mrad/h is based on assuming that the measured radiation is due to cesium-137, How many ?-rays does the person's body absorb every second
If you detect a frequency shift of 195.4Hz in the 4000-Hz bell of a bicycle as it approaches and then leaves you, how fast is the bicycle going
If his arms are capable of exerting a force of 1400 on the vine, what is the maximum speed he can tolerate at the lowest point of his swing? His mass is 82, and the vine is 6.00 long.
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