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High-speed stroboscopic photographs show that the head of a 240 g golf club is traveling at 44 m/s just before it strikes a 46 g golf ball at rest on a tee. After the collision, the club head travels (in the same direction) at 33 m/s. Find the speed of the golf ball just after impact.
______ m/s
A particle has a de Broglie wavelength of 2.9 x 10-10m. Then its kinetic energy increases by a factor of 5. What is the particle's new de Broglie wavelength
At the end of the first fiscal year, $3,000,000 has been spent on the project. $1,500,000 has been collected from the grantor. Explain how should the grantee's Enterprise Fund statement of cash flows report the cash inflows?
The ultracentrifuge is an important tool for separating and analyzing proteins in biological research. If the samples are 11 cm from the axis if the rotor and the ultracentrifuge spins at 6.5×10^4 rpm, what is the magnitude of the net force on the ..
The rms current in a 46-%u03A9 resistor is 0.34 A. What is the peak value of the voltage across this resistor
The rms speed of a sample of gas is increased by 3 percent. What is the percent change in the pressure of the gas
A car takes 11 s to go from v = 0 to v = 75 m/s at approximately constant acceleration. If you wish to find the distance travelled using equation d = 1/2 at2, what value should you use for a.
A 4.20–kg block is set into motion up an inclined plane with an initial speed of vi = 7.40 m/s (see figure below). The block comes to rest after traveling d = 3.00 m along the plane, which is inclined at an angle of ? = 30.0° to the horizontal.
A beam of sunlight encounters a plate of crown glass at a 36.50° angle of incidence. Find the angle between the violet ray and the red ray
A tow truck is pulling a car out of a ditch by means of a steel cable (Y = 2.0 x 1011 N/m2) that is 8.24 m long and has a radius of 0.402 cm. How much has the cable stretched
A rear-wheel-drive car supports 44% of its weight on its two drive wheels and has a coefficient of static friction of 0.80. What is the vehicle's maximum acceleration
A uniform electric field of magnitude 226 V/m is directed in the negative y direction. Through what potential difference did the charge move
An ideal monatomic gas expands isothermally from 0.600 m3 to 1.25 m3 at a constant temperature of 600 K. If the initial pressure is 1.10 105 Pa. Find the work done on the gas
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