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A disk 1.0cm in diameter is located 2.5 m from a 100-W light bulb. The surface of the disk is a perfect reflector, and the normal to the plane of the disk makes an angle of 37 degrees with the outward radial direction from the bulb. Calculate the radiation force on the disk.
The centralized model for generating electricity
A 710 kg car stopped at an intersection is rear-ended by a 1800 kgtruck moving with a speed of 16 m/s. If the car was in neutral andits brakes were off, so that the collision is estimated elasticfind the final speed of the truck. Find the final sp..
Object O1 is 13.7 cm to the left of a converging lens with a 11.9-cm focal length. What is the focal length of the second lens
The spring balance is reasonably accurate for determining the load mass, Explain how to use the Workin = Workout principle to verify the mass of the spring balance
The work function for a metal surface is 5.22 eV. What is the largest wavelength of light in nm that will produce photoelectrons from this surface
An electron is fired with speed 2400 m/s into a region of uniform electric field with magnitude 8 N/C. how long will it take for the electron to come to a stop
The left end of a long glass rod 6.00cm in diameter has a convex hemispherical surface 3.00cm in radius. obtain the refractive index of the liquid
A 2 kg gun imparts a speed of 500 m/s to a 25 g bullet. what average force is exerted on the shooter's shoulder
An electron moves in a circular path perpendicular to a constant magnetic field with a magnitude of 2.00 mT. The angular momentum of the electron about center of the circle is 5.50 multiplied by 10-25 J·s.
q1. sunlight enters a room at an angle of 31 above the horizontal and reflects from a small mirror lying flat on the
A motorist drives south at 27.0 m/s for 3.90 min, then turns west and travels at 25.0 m/s for 2.40 min, and finally travels northwest at 40.0 m/s for 1.00 min. For this 6.40 min trip, find the values.
A small immersion heater is rated at 352 W. Estimate how long it will take to heat a cup of soup (suppose this is 250 mL of water) from 20°C to 50°C.
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