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A mass of 40 kg is attached to the end of a cord that passes over a frictionless pulley and then has a mass of 35 kg attached to the other end. If the masses start from rest from the same height, what is the acceleration magnitude and direction for the 40 kg block?
how does the angular separation between fringes in single-slit diffraction experiment change when the distance of
q1. before starting this problem review conceptual. the force vector a has the magnitude of 75.0 newtons n and points
In the Olympiad of 700 BCE, athletes competing in the standing long jump used handheld weights called halters to lengthen their jumps. The weights were swung up in front just before liftoff and then thrown backward during the flight.
The springs of a 1500kg car compress 5.00mm when its 68 kg driver gets into the driver seat. A 100 kg passenger then gets into the car. Find the total compression of the spring
An object of mass 17.0 kg subjected to a non-zero net force moves with an acceleration of 2.6 m/s2. Determine the net force acting on it
1. a charge of 3.5 microc is placed on the x axis at x 0.55 m while a charge of -15 microc is placed at the
What is an amplitude at a point where two pulses are crossing if the end at which reflection occurs is free to slide up and down.
A generator has a 170-turn square coil, 4cm on a side. Find the peak emf in this coil when it's rotating at 95.0Hz in a strong 6.1T field
A pion decays into a muon and a neeutrino. In the rest frame of the pion, the muon always has a speed of .507c. what will be the speed of the muons in the lab fram
Insects do not have lungs as we do, nor do they breathe through their mouths. Instead, they have a system of tiny tubes, called tracheae, find the oxygen concentration at the interior end of the tube
A hydrogen atom makes a transition from the n = 2 level to the ground state (corresponding to n = 1). Find the wavelength and the frequency of the emitted radiation
A playground merry-go-round of radiusR=2.00m has a moment of inertiaI=255kg·m2and is rotating at9.0rev/min about a frictionless vertical axle. What is the new angular speed of the merry-go-round
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