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A convex mirror has a radius of curvature whose magnitude is 59cm. The mirror is positioned on a horizontal optical bench with its front surface at 0cm. A 11.0cm long fluorescent lamp oriented vertically is placed at +106cm.What is the focal length of the mirror?
Two different wavelengths of light are incident on a diffraction grating. One wavelength is513nm and the other is unknown. If the3rdorder of the unknown wavelength appears at the same position as the2ndorder of the 513 nm light, what is the value of ..
A light platform is suspended from the ceiling by a spring. A student with a mass of 74 kg climbs onto the platform. At what time does the maximum speed occur
You drive at 65 mi/h towards the east for 2 hours and then turn towards the north and drive at 56mi/h for 1 hour. find the average speed and average velocity
An insect sits on the edge of a spinning record that has a radius of 0.15 m. The insect%u2019s speed is 0.6 m/s. What is the insect's acceleration
When the skateboarder reaches the highest point, how far is this point horizontally from the end of ramp.
question1as at rest two trains has sirens that release a frequency of 300 hz. the trains travel toward one another and
A golf ball of mass 4.50 x 10^-2 kg is struck by a club. Contact lasts 2.31 x 10^-4 s, Compute the average force the club exerts on the ball
An 150kg man climbs up a 1m high flight of stairs, What is the increase in the gravitational potential energy of the man-earth system
What is the potential energy of an electron that is 59.0 cm from a charge of 33.5 nC, How much work is required to move the electron very far from the charge
Quarks carry spin 1/2. Three quarks bind together to make a baryon (such as the proton or neutron); two quarks (or more precisely a quark and an anti-quark) bind together to make a meson (for example the pion or the kaon). Suppose the quarks are i..
On an air track, a 400g glider moving to the right at2.00 m/s collides elastically with a 500g glider moving in theopposite direction at 3.00 m/s. Find the velocity of first glider after the collision
You're using a rope to pull a sled at constant velocity across level snow,with coefficient of kinetic friction 0.050 between sled and the snow. With what force should you pull with the rope horizontal
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