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a car starts from rest and accelerates at a rate of 9 ms2for 4 seconds and then accelerates brakes at a rate of -3
vo 94 ms at 50 degrees above the x-axis and a 20 degree inclined planenbsp you are to find the x value the projectile
part -11 classify each of the following as a homogeneous mixture heterogeneous mixture element or compounda table salt
a worker drops a wrench from the top of a tower 757 m tall what is the velocity when the wrench strikes the
question 1 a person pulls a crate with 120 n of force against 100 n of friction a distance of 5 meters sketch a free
you will conduct an experiment to study the principle of conservation of energy by observing how a toy car rolls down a
question 1a person pulls a crate with 120 n of force against 100 n of friction a distance of 5 meters sketch a free
measurements can be either vectors or scalars what is the difference between a vector and a scalar give at least one
the coefficient of friction depends upon the properties of the surfaces in contact what factors do you believe
question 1select a street road or highway near your home and record the speed limit in mih convert the speed to ms and
question 1a 2 kg book resting on a flat table requires an applied force of 4 n to make it move draw a free body diagram
an object is projected horizontally give three factors which determine the horizontal distance traveled and describe
create a free body diagram of your work for each question along with a step-by-step solution to the problem in other
question 1procedurenbspkeep the initial velocity fixed at 50 ms perform the experiment for each of the following
your ray tracing diagram should show the image location for each question answeredin addition verify the image location
in this experiment you will measure the mass of ice by noting how much water it displacesmaterialsa clear round
question 1 aluminum has a resistivity of 2710-8nbspomegamnbsp what would be the resistance of 100 m of aluminum wire
an aircraft has a lift off speed of 150 kmhwhat minimum uniform acceleration does this require if the aircraft is to be
1 determine the magnitude of the resultant force fx f1 f2 and its directions measured clockwise from the positive u
1 two blocks in figure are connected by a heavy uniform rope with a mass of 400 kg an upward force of 200 n is applied
two balls are projected simultaneously with the same speed from the top of the tower one vertically upwards and the
apiece of concrete pipe being stored at a construction site is shaken loose in an earthquake and rolls down a hill the
1 given three vectors f1 35 f2 40 f3 80 see the diagram for the angles find the resultant vector of all three using
if the mass of cylinder c is 40 kg determine the mass of cylinder a in order to hold the assembly in the position
the plates of a capacitor are separated by a distance of 11mm each plate contains a charge of 19 uc the electric field