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Explosive bolts separate a 840-kg communications satellite from its 560-kg booster rocket. If the impulse of the explosion is 385 N/s, at what relative speed do the satellite and booster separate?vrel = m/s
Please give me a stepwise solution.
An electric field of magnitude 5.25 105 N/C points due west at a certain location. Find the magnitude and direction of the force on a
Two railroad cars, each of mass 6500 kg and traveling 98 km/h in opposite directions, collide head-on and come to rest. Find how much thermal energy is produced in this collision
An elvator can carry a max load of 1600kg is moving up with a constant speed of 2 m/s. The frictional force opposing the motion is 3320N. Determine the max power delivered by the motor to the elvator in HP.
A concave mirror has a radius of curvature equal to 21 cm. Calculate the magnification for each given object distance
an am station is broadcasting a radio wave whose frequency is 1500 khz. the value of the capacitance in the lc-tuned
A heat engine operates between a cold reservoir at 10 C and a hot reservoir at 200 C. how much heat must be exhausted as waste
Air undergoes a polytropic expansion process in a piston-cylinder assembly from 75 psia and 300 F to 15 psia. Employing the ideal gas model with constant specific heat ratio k, determine the temperature at the end of the process and the amounts of wo..
Suzanne observes two light pulses to be emitted from the same location, but separated in time by 2.70 µs. How fast is Mark moving relative to Suzanne
The size of a slide is 35 mm X 35 mm. Its image is formed on the screen 4.0 m from the lens of the projector. The focal length of the lens in the projector is 10 cm. Discover the object distance of the slide. Discover the size of the image on the scr..
Monochromatic green light, of wavelength 716.5 nm, illuminates two parallel narrow slits 7.35 μm apart. Compute the angular deviation, θ, of the third order (form=3) bright fringe.
A rock is dropped from a sea cliff and the sound of it striking the ocean is heard 3.8 s later. If the speed of sound is 340 m/s, how high is the cliff? Give answer in meters.
The size of your eardrum (the tympanum) partially determines the upper frequency limit of your audible region, usually between 16,000 Hz and 20,000 Hz. how wide is your eardrum
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