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A ball is thrown vertically upward with a speed of +16.0 m/s.
1) How high does it rise?
2) How long does it take to reach its highest point?
3) How long does the ball take to hit the ground after it reaches its highest point?
4) What is its velocity when it returns to the level from which it started?
If the ultimate shear strength of steel is taken to be 2.50x 10^9 Pa, what force is required to punch through a steel plate 2.2cm thick? Assume the superhero's fist has cross-sectional area of 8.00x 10^1 cm2 and is approximately circular.
An 0.82 kg bucket full of water is being swung by a rope in a vertical circle of diameter 2.31 m. Compute the least speed a bucket must be moving so that the water doesn't fall out.
on an otherwise straight stretch of road near moffat colorado the road suddenly turns. this bend in the road is a
By measuring the spectrum of wavelengths of light from our sun, we know that its surface temperature is 5820 K. calculate the diameter of our sun
A mass on a spring with constant 3.63 N/m vibrates with position given by the equation x = (5.00 cm) cos(3.10t rad/s). What is the maximum rate of energy transformation
Before beginning a long trip on a hot day, a driver inflates an automobile tire to a gauge pressure of 2.60 atm at 300 K. what is the temperature of the air inside the tire
An automobile has a 24 Watt reading lamp in the ceiling of the car. If it is attached to the 12 Volt car battery, how much current flows through the bulb
an electron and a proton are fixed at a separation distance of 931 nm. find the magnitude and direction of the electric
A 302g ball is tied to a string. It is pulled to an angle of 6.00 degrees and released to swing as a pendulum. A student with a stopwatch finds that 17 oscillations take 12.0s. How long does the string.
A 59.3-kg crate rests on a level floor at a shipping dock. The coefficients of static and kinetic friction are 0.714, What horizontal pushing force is required to just start the crate moving
A 1400 kg car enters a passing zone and accelerates from70km/h to 95 km/h to pass a slower car. How much work must be done on the car
john throws a baseball from the outfield from shoulder height at an initial velocity of 29.4 ms at an initial angle of
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