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A car is traveling around a horizontal circular track with radius r = 150 m at a constant speed v = 28 m/s as shown. The angle ?A = 19° above the x axis, and the angle ?B = 55° below the x axis.
1) What is the magnitude of the car's acceleration?
2) What is the x component of the car's acceleration when it is at point A
3) What is the y component of the car's acceleration when it is at point A
4) What is the x component of the car's acceleration when it is at point B
5) What is the y component of the car's acceleration when it is at point B
Over a time interval of 1.92 years, the velocity of a planet orbiting a distant star reverses direction, changing from +19.7 km/s to -19.1 km/s.
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If air drag is negligibly small, how fast is sequoia cone moving while it reaches the ground if it dropped from the top of a 114 tree.
the fact that it moves very slowly by sky would probably cause it to be named after Yurtle, the god of turtles.
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The speed of sound in air is 332 m/s at 0°C. It increased 0.60 m/s for each degree above zero. compute the speed of sound at the temperature of the room.
What is the velocity of the gold pack after the collision. what least average speed must it have in the second half of the event in order to qualify.
Compute the total distance that the mass has fallen.
Snowboarder Sherry of mass m is pulled up a slope at constant velocity v by a tow bar. The force of the tow bar is parallel to the slope, which is inclined at (theta) with respect to the horizontal. The coefficient of kinetic friction between the ..
A light ray enters a glass slab at point A at an angle of 57.6° with respect to the surface normal and then undergoes total internal reflection at point B. What minimum value for the index of refraction of the glass can be inferred from this?
One way to attack a satellite in Earth orbit is to launch a swarm of pellets in the same orbit as the satellite but in the opposite direction. Suppose a satellite in a circular orbit 360 km above Earth's surface collides with a pellet having mass ..
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