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questionstarting from rest at time t0 a car moves in a straight line with an acceleration plotted on an accleration vs
a 340-kg particle moves along the x axis its position varies with time according to x t 30t3 where x is in meters and
calculate the net torque magnitude and direction on the beam in the figure below about the following axesassume alpha
a hollow conducting spherical shell has radii of 080 m and 120 m as shown in the figure the sphere carries an excess
you hold a bar magnet near a coil of bar wire with 800 turns and radius of 5cm the magnet produces a field of 05t at
the next two questions are worth 10 points in total for both questions consider the following scenario a 20 kg cart
a helicopter has just landed and as its engine is turned off the angular velocity of the rotor blades decreases
a hockey puck with a mass of 160 g slides at a speed of 12 ms on frictionless ice the puck runs into a small box with a
a hobo is sitting on the tracks at downtown disney staring at his reflection in the mirror which is 10 m away he
a hobbyist launches a projectile from ground level on a horizontal plain it reaches a maximum height of 723 m and lands
a circular doughnut shaped magnetic core has a mean path length of 50 cm and a cross sectional area of 150 cm squared a
you have been hired as a consultant for a new star trek tv series to make sure that any science on the show is correct
each point is the measured recessional velocity and distance to a galaxy use the red line to draw the best trend line
a jet airplane with a 750 m wingspan is flying at 275 ms randomized variables v 275 mspart a what emf is induced
light of wavelength 600 nm illuminates a single slitat what distance y3 from the center of the screen is the location
you are hiking in the woods and would like to get back to your base-camp as quickly as possible when you left your
hiking in the mountains the temperature is 20oc you shout hey wait 155 s and shout againa what is the distance between
a label all the independent currents in the circuitb apply kirchoffs junction rule to get an equation relating the
the equilateral triangle of side i m as shown belowa calculate the net force on the top charge only magnitude and
a high-speed wheel is initially spinning at a rate of 515 rpm when a power failure suddenly occurs the power is off for
a high-speed space-probe with mass m5x104 kg and v08c is launched towards neptunea what is its momentum recorded at the
on its high power setting a microwave oven produces 870 w of 2505 mhz microwavesa how many photons per second is thisb
two capacitors of equal capacitance of 5 muf are connected to a 12v battery as shown belowa which point in the circuit
a label all the independent currents in the circuitb apply kirchhoffs junction rule to get an equation relating the
a high-pass filtera series l-r-c circuit consisting of a voltage source a capacitor of capacitance c an inductor of