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An object of mass 6.66 kg is released from rest and drops 2.05 m to the floor. The collision is completely inelastic. How much kinetic energy is lost during the collision?
A projectile launcher is set up in lab at a height of 1.05 meters above the lab floor. What is the horizontal distance which the projectile travels before it hits the ground
A hypodermic syringe contains a medicine with the density ofwater. The barrel of the syringe has a cross-sectional area A= 2.50x 10^-5 m^2, Determine the speed of the medicine as it leaves theneedle's tip
A thin spherical shell made of plastic carries a uniformly distributed negative charge -7e-10 coulombs (indicated as -Q1 in the diagram). Two large thin disks made of glass carry uniformly distributed positive and negative charges 1.7e-05 coulombs an..
A 55.3-kg ice skater is moving at 4.00 m/s when she grabs the loose end of a rope, Determine the force exerted by the horizontal rope on her arms
A rms AC voltage of 118 V at 60 Hz is applied to an RLC circuit with 11.8 mH inductor, 0.171 µF capacitor, and 43.1 ? resistor in series. What is the power factor of the circuit
A mass-spring system oscillates with an amplitude of 5.60 cm. If the spring constant is 226 N/m and the mass is 453 g, determine the mechanical energy of the system
An He+ ion has one electron , just as a hydrogen atom does , but has two protons in its nucleus instead of just one .Find a formula for the wavelength lambda of an emission line for this ion in terms of the magnitude of the hydrogen ground-state ene..
A 851-kg car stopped at an intersection is rear-ended by a 1760-kg truck moving with a speed of 17.5 m/s. find the final speed of both vehicles after the collision
A garden hose having an internal diameter of 0.800 in. ( 2.0320 cm ) is connected to a lawn sprinkler that consists merely of an enclosure with 27 holes, each 0.050 in. ( 0.1270 cm ) in diameter
An object is released from rest on a planet that has no atmosphere. The object falls freely for 3m in the first second. What is the magnitude of acceleration due to gravity on the planet?
A power plant having a Carnot efficiency produces 1000 MW ofelectrical power from turbines that take in steam at 600 K, Determine the flow rate of the river
A student shoots spitball at the wall from a height of 1.50 meters. The spitball has an initial horizontal velocity of Vxo, other than has no vertical velocity component. The spitball lands on the ground 8 meters from where it was shot. What is the V..
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