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A small ferryboat is 4.00 m wide and 6.00 m long. When aloaded truck pulls onto it, the boat sinks an additional3.70 cm into the water. What is theweight of the truck?
N
what are the currents that the block can carry.
What is the kinetic energy of a 1500 kg car traveling at a speed of 35 m/s (76 mph), Does your answer to part b depend on the car's mass
A helicopter flies at a constant altitude towing a mass M of 119 kg. The helicopter and the mass have a horizontal acceleration of 2.54 m/s^2. Ignore air resistance find the tension in the cable.
If two adjacent natural frequencies of an organ pipe are determined to be 550Hz and 650Hz, calculate the fundamental frequency and length of the pipe. Assume v(air)=340 m/s
A wave is described by the equation y = 29.0 sin(93.0t) where y is in meters and t is in seconds. What is the frequency (in Hz) of the source of this wave?
An astronaut weighs 85 N on the Moon, where the acceleration of gravity is 1.62 m/s2. How much (in N) does she weigh on Earth
A student sitting on a frictionless rotating stool has rotational inertia 0.90kg?m2 about a vertical axis through her center of mass when her arms are tight to her chest. Ignoring her arm mass, what's her new rotational velocity
One way to attack a satellite in Earth orbit is tolaunch a swarm of pellets in the same orbit as the satellite but inthe opposite direction. What is the kinetic energy of the pellet in the reference frame of the satellite just before the collision
An anchor shoots an arrow with a velocity of 45 m/s at the angle of 50 degrees with the horizontal.An assistant standing on the level ground 150 m downrange from the launch point throws an apple straight up into the air at th right time and speed ..
The current in an RL circuit builds up to one-third ofits steady state value in 5.80 s. Find the inductive time constant
q1. there is a well-known legend about physicist isaac newton. it says that he was inspired into his improvement of the
Light of wavelength 659.4 nm is emitted by a star. The wavelength of this light as measured on Earth is 661.4 nm. How fast is the star moving with respect to Earth
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