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An object is placed 57 cm from a concave mirror of radius 15 cm.
a) Discover the location of the image. (Enter a negative number if the image appears behind the mirror)
b) What is the magnification of the mirror? (Enter a negative number if the image is inverted)
The longest "string" (a thick metal wire) on a particular piano is 3.0 m long and has a tension of 300.0 N. It vibrates with a fundamental frequency of 27.4 Hz. What is the total mass of the wire
Atmospheric pressure is half its sea-level value at analtitude of. Weather phenomena such as clouds and storms are found in the, Average atmospheric pressure does not correspond to,
The positioin of a particle moving along the x-axis is given by x =( 21+22t-6t^2)m, where t is in s. What is the average velocity during the time interval t= 1.0 s to t = 3.0s
a person looking out the window of a stationary train notices that raindrops are falling veritcally down at a speed of
Two converging lenses (f1 = 8.50 cm and f2 = 5.90 cm) are separated by 17.4 cm. The lens on the left has the longer focal length. Locate the final image relative to the lens on the right
In the circuit the inductor is 2.65H and when connected to a capacitance C it will form a low frequency oscillator of 20.0 Hz. The circuit is energized by charging the capacitor with a 12.0 V battery (switch at a) first and then connecting L and C..
What is the thermal kinetic energy in 1 kg of oxygen gas at 20°C, What fraction of this energy is translational
a stone is shot from the edge of a cliff 125 m above ground level with an initial speed of 65 ms at an angle of 37
A cylinder with a diameter of 23 cm rolls with an angular speedof 0.40 rad/s on a levelsurface. If the cylinder experiences a uniform tangentialacceleration of 0.012m/s2 without slipping until itsangular speed is 1.41 rad/s, through how many compl..
Lisa buys a car for $18,000 with no money down. She pays for the car in 30 equal monthly payments at 12% per annum, compounded monthly. What is her monthly payment, to the nearest dollar
Using Newton's laws, Evaluate the magnitude of the normal force that the floor exerts on the chair.
A boat has a mass of 4790 kg. Its engines generate a drive force of 4350 N due west, while the wind exerts a force of 940 N due east, What is the boat's acceleration, with correct sign
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