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A 2.0-cm-tall object is 20 cm to the left of a lens with a focal lenght of 10 cm. A second lens with a focal lenght of 5 cm is 30 cm to the right of the first lens.
Calculate the image position and height.
A sprinter explodes out of the starting block with an acceleration of +4.4 m/s2, which she sustains for 1.2 s. What is her velocity at the end of the race
A charged particle moves in a region of uniform field along a helical path (radius = 1.0 cm, pitch = 6.0 cm) as shown. Illustrate what is the angle between the velocity of the particle and the magnetic field?
A 25.9 g mass is moving in the +x-direction at 56.6 cm/s while a 22.3 g mass is moving in the -x-direction at 41.6 cm/s. Find their velocity (in cm/s) after the collision
a motor scooter trsvels east at a speed of 12 m/s. The driverthen reserves direction and heads west at 15 m/s. What is the change in velocity of the scooter? (answer in magnitude anddirection)
A person jumps up and down on a trampoline, while staying in contact with it. The motion is simple harmonic motion and it takes 1.90s to complete one cycle.
a certain light bulb is rated at 60 w when operating at the rms voltage of 120 va. what is the peak voltage applied
A man on a 50 m high cliff throws a rock vertically. The rock falls back down past theedge of the cliff and hits the ground 5 s after it was thrown. What was the velocity with which the rock was thrown
A pump draws water through a 150 mm diameter pipe from a reservoir whose surface level is at datum level and discharges it through a 100 mm diameter pipe to another reservoir whose surface level is 72 m above datum level.
equal moles of helium and nitrogen were used to fill a 2.6 liter latex balloon porous membrane. it was determined that
A caterpillar climbs up a one-meter wall. For every 3 cm it climbs up, it slides down 1 cm. It takes 10 minutes for the caterpillar to climb to the top. Compute the speed at which the caterpillar travels.
A person lifts a 5kg cement block a vertical distance of 2.3m and after that aeries the block horizontally a distance of 6m. Determine the work completed by the person and by the force of gravity in this process.
a damped harmonic oscillator consists of a block m 2.00 kg a spring k 10.0 nm and a damping force the is linearly
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