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A projectile is fired with an initial muzzle speed 440 m/s at an angle 45 from a position 6 meters above the ground level.
How far from where it is fired does the projectile hit the ground?
At what speed does the projectile hit the ground?
explain the magnitude of the centripetal acceleration. At what two locations on the x-axis (xpositive, xnegative) is the potential zero.
A rocket of mass kg is in flight. Its thrust is directed at an angle of 60 degrees above the horizontal and has a magnitude of. Find the magnitude and direction of the rockets acceleration.
Cyclotrons are sometimes used for carbon-dating by accelerating singly ionized C14 and C12 ions from a sample of material. find the difference in cyclotron frequencies for the two ions
A 22 g dried sample of food is placed in an aluminum bomb calorimeter and burned completely. The device consists of an aluminum chamber (0.50 kg) containing the sample, how many kilocalories did the food make available
What is the wavelength of the light in the glass
a proton travel with a speed of 5.02106ms in a direction that makes an angle of 60 with the direction of the magnetic
Give a definition of "laissez faire" economics. (An economic doctrine that opposes government regulation of or interference in commerce.) Explain why do you think this was the dominant political and legal view in the 1800s and early 1900s?
The electric field strength is 1.90×104N/C inside a parallel-plate capacitor with a 1.10mm spacing. What is the electron's speed when it reaches the positive plate
what is the maximum amount the spring may be stretched and the box remain at rest.
tennis ball of mass 0.4Kg rebounds from a tennis racquet. What was the force experienced by the tennis racquet during it's time in contact with the ball
Alpha-particle scattering experiments using uranium (Z = 92) as the target material show that the alpha-particles experience a pure Coulomb repulsion, Estimate the radius of the uranium nucleus
Determine the mutual inductance per unit length between two long solenoids, one inside the other, whose radii are r1 and r2 (r2
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