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As a particle moves from the origin to (1i + 7j) m, it is acted upon by a force given by (2i + 6j) N. Calculate the work done by this force on the particle as it moves through the given displacement. No copying and pasting please.
a 50 kg toy airplane is suspended from the ceiling by a 1.6m cord and rotates in a horizontal circle. If the cord makes an angle of 35 degrees with the vertical, A) Find the speed of the plane B) Find the tension in the cord
The supersonic aircraft Concorde has a length of 62.2m when sitting on the ground on a typical day when the temperature is 12.0 oC. What is the temperature of the Concorde's skin in flight
a 1.0 point charge is 15m from a second point charge, what is the magnitude of the second charge?
A harmonic wave travels in a wire with amplitude 6.05 mm, wavelength 0.451 m, and frequency 462 Hz. What is speed with which the wave travels.
A 46 kg skater is standing still in front of a wall. By pushing against the wall she propels herself backward with a velocity of - 1.2 m/s. Her hands are in contact with the wall for 0.8 s. Ignore friction and wind resistance.
Given a wave produced by a simple harmonic oscillator whose displacement in meters is given by the equation [y = 0.3cos(36?t)]
Nichrome wire of cross-sectional radius 0.753 mm is to be used in winding a heating coil, Find the required resistance of the coil
The inner conductor of a coaxial cable has a radius of 0.550 mm, and the outer conductor's inside radius is 3.00 mm. What is the maximum potential difference that this cable can withstand
After being accelerated to a speed of 1.7×10 5 m/s, the particle enters a uniform magnetic field of strength 1.00 T and travels in a circle of radius 35.0 cm (determined by observing where it hits the screen as shown in the figure). The results of th..
For the following questions, express your answers in terms of q. (a) How much charge ends up on sphere C? (b) What is the total charge on the three spheres before they are allowed to touch each other? (c) What is the total charge on the three sphe..
A gymnast of mass 59 hangs from a vertical rope attached to the ceiling. You can ignore the weight of the rope and presume that the rope does not stretch. Utilize the value for the acceleration of gravity.
o skydivers are holding on to each other while falling straight down at a common terminal speed of 57.1 m/s. compute the change in kinetic energy of the system
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