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If the driver of the automobile traveling north were to stop, at what angle and with what speed would she observe the drops to fall?
If the 108.6 kg player is knocked backwards at 3.5 m/s, what is the resulting velocity of the 80.2 kg player?
What is the distance h above the victim's arm where the level of the blood in the transfusion bottle should be located?
She knows that a high wind reduces the air pressure on the roof, and that there is a danger that the atmospheric pressure inside the house will blow the roof off. As the wind reaches a speed of 42.5
The cube has sides of lenght L=10.0cm. The electric field is uniform, has the magnitude E = 4.00 x 10^3 N/C, and is parallel to the xy-plane at an angle 53.1 degree measured from the +x-axis toward
A 3.00 m diameter university communications satellite dish receives TV signals that have a maximum electric field strength (for one channel) of 7.20 µV/m. (a) What is the intensity of this wav
A powered rotating disc roates with a constant 2.27 rad/s2 angular acceleration. After 3.98 s it has rotated through an angle of 60.7 radians. Find the angular velocity of the wheel at the beginning
Two resistors R1 and R2 are in series with a 7.8 Volts battery. If R1 has a resistance of 2.0 Omega and R2 receives energy at the rate of 5.1 Watts, what is (are) the value(s) for the circuit's curr
What is the greatest distance at which these headlights can be resolved as separate points of light on a photograph taken with a camera whose aperture has a diameter of 12.5mm? (Use a wavelength of
After it rolls on the horizontal surface for a short distance it collides iwth a .5 kg block, wherer it sticks (and stops rolling). What is the velocity of the combined sphere/clock system after the
The mass is then given a "kick" so that it has an initial velocity of +0.08 m/s. a) what is the amplitude of the oscillation?
On an ice rink, a 3 kg object initially moving a speed of 5 m/s, strikes a 6 kg object initially at rest. Afterwards, the first object moves off with a speed of 2.75 m/s in a direction 80 degreesfr
what are the normal and static frictional forces on the bar at the end thouching the wall?
The initial velocity of the clay is 22.5 m/s, directed perpendicular to the vane. Find the angular velocity of the weather vane just after it is struck.
A space station in the form of a large wheel, 77.2 m in diameter, rotates to provide an "artifical gravity" of 5.1 m/s^2 for people located on the outer rim. What is the fequencey of the rotational
The second solenoid is 200 circular loops of wire with a diameter of 6.0 cm encircling the smaller solenoid. The current in the inner solenoid is turned on so that it goes from 0 to 500 mA in two se
A photon absorbed by an electron will give up more energy to the electron if the photon:
How fast would you have to spin a single circular loop with a radius of 1cm to get the same voltage?
Two objects attract each other with a gravitational force of magnitude 9.2*10^-9 N when separated by 19.8cm. If the total mass of the object is 5.09kg, what is the mass of each?
High voltage power transmission lines are made out of aluminum with a crosssectional area of about 4.4 x 10-4m^2. These lines typically carry currents of 1.3-A.
Given how telescope size scales with wavelength, what wavelength would you pick for imaging the surface features of an extrasolar earth-like planet?
At this angular speed, what is the kinetic energy of the flywheel? 2. If the average power required to operate the bus is 1.89×10^4 , how long could it operate between stops?
The magnetic field that can be obtained in a superconducting magnet is about 5T. Assume an accelerator that follows the earth's equator. What is the maximum energy to which protons can be accelerate
Light of wavelength 5.00 x 10^2 nm passes through a slit of width 0.210 mm. (a) Find the width of the central maximum on a screen located 1.40 m from the slit.
A ball of mass 0.075 kg is fired horizontally into a ballistic pendulum. the pendulum mass is 0.350kg. the ball is caught in the pendulum and the center of mass of the system rises a vertical distan