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a small child is playing with an open-ended cardboard tube that is l 040 meters long as shown in the gure to the right
list at least five dietary strategies that may help reduce the risk of atherosclerosis and cardiovascular disease
a hockey puck moving at 34 ms slams through a wall of snow 39 cm thick it emerges moving at 20 ms assuming constant
suppose that an object travels from one point in space to another make a comparison between the magnitude of the
a train with a headlight is moving towards fred with a constant velocity of 05c fred observes the light from the
why is the norther hemisphere warmer during summer solstice that the souther hemisphere during winter solstice and
what was newtons conception of absolute space how did he use his bucket experiment to show that formulating his laws of
1 a polyester fleece sweater in a clothes dryer will acquire a static charge in the hot dry environment of the dryer
calculate the orbital speed for a satellite 1245 km above the earths surface using the fact thatnbspmoplusnbsp 597
1 during a lightning storm it is safest to stand in the middle of a field rather than taking shelter under a tree many
a person on crutchesnbspweighs 155 lb as seen from the front each light crutch makes an angle ofnbspthetanbsp 180deg
five capacitors are connected purely in series to a 17 volt batterynbspthree of them have same amount of voltage across
state the energy transformation equation for the suns energy eventually causing an oven to operate on energy
7 equal capacitors are connected purely in parallel to a 8 volt batterynbspthe same capacitors are then connected to
five capacitors are connected purely in parallel three of them have same amount of charge stored in them all have q the
in the following circuit v 58 volts r1nbsp 100 ohms r2nbsp 10 ohms r3nbsp 56 ohms r4nbsp 7 ohms r5nbsp 8 ohms r6nbsp
what are two disadvantages of gfci outlets compared to mechanical circuit breakerswhat is a fuse and how do they work
derive the value of the flow of energy from earths surface to the atmosphere as a result of evapotranspiration express
the area of the piston to the master cylinder in a hydraulic braking system of a 4-wheel car is 05 square inches if a
an arrow is launched at annbspangle relative to the ground as it soars through the air the magnitude and direction of
a rectangular duct with air flowing measures 1 foot by 3 foot and it is to be compared to a 2 foot diameter round duct
imagine you are pulling a box with a mass of 728 kg along a horizontal floor with a net force of 200n at an angle of
an object with a mass of 233 kg has a net force fnet 8799357n acting on it what is the resulting y-component of
an object with a mass of 271 kg has a net force of 122 n acting on it in the positive x directionnbspwhat is the
assume the mass of the rocket sled is 2954 kg the thrust force t 141x104nbspn and the friction force f is 781