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A projectile of mass 350-g is accelerated from rest at 8.25 m/s2 for 3.5s. It then collides with and sticks to a 782-g ball that is intially at rest. Calculate how fast the ball and embedded projectile are after the collision. Show work
A small button placed on a horizontal rotating platform with diameter 0.328 will revolve with the platform when it is brought up to a rotational speed of 45.0 rev/min , provided the button is a distance no more than 0.141m from the axis. a)What is..
You are 1.5 m tall and you are standing 2.0 m away from a flat mirror. The Top of the mirror is at the same level as the top of your head. How large is the mirror
Light of wavelength 450 nm falls on the 0.48 mm wide slit and forms a diffraction pattern on a screen 1.1 m away.
When Capacitor C1 having voltage V is connected with another capacitor C2 having zero charge in parallel with C1 what would be the dissipated energy.
The end point of a spring vibrates with a period of 1.9 seconds when a mass m is attached to it. When this mass is increased by 9.630×101 kg, the period is found to be 4.1 seconds. Find the value of m.
A loudspeaker of mass 15.0 is suspended a distance of h = 2.30 below the ceiling by two cables that make equal angles with the ceiling. Each cable has a length of l = 3.30. What is tension in each cable.
An electric dipole consisting of charges of magnitude 1.90 nC separated by 7.00 µm is in an electric field of strength 1190 N/C, find the difference between the potential energies for dipole orientations parallel
A 45kg figure skater is spinning on the toes of her skates at 0.50rev/s . Her arms are outstretched as far as they will go. In this orientation, What is her new rotation frequency, in revolutions per second
If the mass of a sliding block is tripled at the equal time the net on it is tripled, how does the resulting acceleration compare with original acceleration?
Rare 1918 "Jenny" stamp, depicting a misprinted, upside-down Curtiss JN-4 "Jenny" airplane, was sold at auction for $525,000. A collector uses a simple magnifiying glass to examine the "Jenny," obtaining a linear magnification of 2.4 when the stam..
During 0.12 s, a wheel rotates through an angle of 2.34 rad as a point on the periphery of the wheel moves with a constant speed of 2.29 m/s
Two adjacent natural frequencies of an organ pipe are determined to be 299 Hz and 345 Hz. (Suppose the speed of sound is 343 m/s.)
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