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Given: G = 6.67259 × 10-11 Nm2/kg2 A planet is orbiting a star. Calculate the mass of the star using the fact that the period of the planet is 3.73 × 107 s and its distance from the star is 1.91×1011 m. Answer in units of kg.
Electrons in a photoelectric effect experiment emerge from an aluminum surface with a max kinetic energy of 1.30 eV. What is the wavelength of the light
Is the mass of the body that was moving faster before the collision greater then, less than, or equal to that of the other body?
A double slit experiment is performed with 589 nm light and slits-to-screen distance of 2.00 nm. The tenth interference minimum is observed 7.26 mm from the central maximum. Determine the spacing of the slits.
An explosion at ground level leaves a crater with a diameter that is proportional to the energy of the explosion raised to the 1/3 power; What was the kinetic energy associated with that impact
A 1.02mF capacitor is connected in series with an AC source with amplitude 50V and angular frequecy 40 rad/s. determine the amplitude of the current through this circuit
A skier starts from rest at the top of a hill. The skier coasts down the hill and up a second hill. What must be the height of the first hill so that the skier just loses cintact with the snow at the crest of the second hill
A physics book slides off a horizontal table top with a speed of 1.25m/s. It strikes the floor after a time of 0.440s. Ignore air resistance. Find the height of the table top above the floor
Two geekie physics students with a combined mass of 122 kg jump into their old car to run out for some late night pizza. What is mass of the car
How far from a 53.6 mm focal-length lens must an object be placed if its image is to be magnified 2.12X and be real.
For a particular RLC series circuit, the capacitive reactance is 1.85 omega, the inductive reactance is 42.9 omega, and the maximum voltage across the 73.1-omega resistor is 20.1 V. What is the maximum voltage across the circuit?
A horizontal constant force of 10 Newton is applied to a 10 kilogram block which moves on a frictionless table. Evaluate What is the distance moved
a hummingbird hovers 4.00cm from the surface of a decorative stainless-steel sphere that sits on a pedestal in a garden. make a sketch of the optical system
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