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At a point P, the electric field is 71 N/C at 22 degrees clockwise from the positive x axis. A particle of mass 1.5 kg and charge 0.17 C is located at P. Find:
(a) the magnitude of the force on the particle: N
(b) the direction of the force on the particle: degrees counter-clockwise from the positive x-axis
(c) the magnitude of the acceleration of the particle m/s^2
(d) the direction of the acceleration of the particle degrees counter-clockwise from the positive x-axis.
A 65-g ice cube at 0°C is placed in 665 g of water at 30°C. What is the final temperature of the mixture? °C, What is the final temperature of the water after the ice has melted
A simple harmonic oscillator takes 12.0 s to undergo six complete vibrations.
A piece of Nichrome wire has a radius of 5.00 x10-4 m. It is used in a laboratory to make a heater that uses 2.00 102 W of power when connected to a voltage source of 120 V. Ignoring an effect of temperature on resistance, estimate the necessary l..
What horizontal force is needed to hold bag in new position
A plane sinusoidal electromagnetic wave in air has a wavelength of 3.90cm and an E field amplitude of 1.40V/m. What is the magnetic field amplitude?
A 0.362 kg bead slides on a curved wire, starting from rest at point A, find the speed of the bead at C
A 1200 kg car rounds a corner of radius r = 45m. If the coefficient of static friction between the tires, what is the greatest speed the car can have in the corner without skidding
how far is this point horizontally from the end of the ramp. A skateboarder shoots off a ramp with a velocity of 6.2 m/s, directed at an angle of 61° above horizontal. The end of the ramp is 1.5 m above the ground.
The wheels of a wagon can be approximated as the combination of a thin outer hoop, of radius rh = 0.580 m and mass 4.89 kg, what should the radius of the disk be
A clock has a pendulum that performs one full swing every 1.5 s (back and forth). What is the length of the pendulum
A LASIK vision correction system uses a laser that emits 10 ns-long pulses of light, each with 2.5 mJ of energy. What is the average power of each laser pulse
In which collision is the impulse on the cart greater. The magnitude of the charge on an electron is 1.6e-19 C
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