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A 191g oscillator has a speed of 96.50cm/s when its displacement is 2.70cm and 66.5cm/s when its displacement is 5.80cm. What is the oscillators maximum speed?
What capacitance must be used in this circuit if the time constant is to be 3.4 ms.
A spring has k = 96 Nm. use a graph to determine the work needed to stretch it from x=3.8 cm to x=6.1cm, where x is the displacement from its unstretched length.
A spherical mirror has a focal length of -14 cm. Where is the mirror's image for an object which is at a distance of 30 cm? Draw the ray diagram for this set up
A ball is thrown straight up from a height of 1.56m above the ground and reaches a maximum height of 8.35m before falling to the ground. What the calls total time in the air
(a) Determine the sound intensity at each of the three patches. (b) The sound power that passes through each of the patches is 2.00 10-3 W. Find the area of each patch.
At a pressure of 0.0760 atm a constant-volume ideal gas thermometer reads a temperature of 345 K. What is the thermometer's triple point pressure, Pt
A child ties a rock to a string and whirls it around in a horizontal circle. Find the period of its uniform circular motion
A small immersion heater is rated at 350 W. Estimate how long it would take a heat a cup of soup (assume this is 250 mL of water) from 20C to 60C.
On a dry day, just after washing your hair to remove natural oils and drying it in detail, run a plastic comb through it. Small bits of paper will be attracted to the comb. Describe why.
A 150 g aluminum cup contains 150 g of water and both are at 13 C. If you add 150 g of hot water at 90 C what is the final temperature at thermal equilibrium? How much hot water at 90 C needs to be added to achieve a final temperature of 44 C?
A magnetic computer disk 8 cm in diameter is initially at rest. A small dot is painted on the edge of the disk. A small dot is painted on the edge of the disk. The disk accelerates at 600 rad/s^2 for 1/2 s , then coasts at a steady angular velocit..
Three charges are on the y-axis. Two of the charges, each ?2q, are locatedy=±d, and the third charge, +4q, Derive an expression for the electric field at a point P on the x-axis
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