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1. Does the mirror equation (p^-1 + d^-1 = 2R^-1 = f^1) apply to a plane mirror? What relationship between p and d does it imply?
2. Why is it when you stand in front of a mirror your left appears on your right and your right on your left but you do not appear to be upside down?
3. A person spearfishing from a boat sees a fish that is 3 m from the boat at the depth of 1m. In order to spear the fish, should the person aim at, above, or below the image of the fish?
A car is stopped for a traffic signal. Find the magnitude of the linear impulse experienced by a 76 kilogram passenger in the car during the time the car accelerates
The truck is parked on the platform of a weight scale. Explain by how much does the scale reading exceed the weight of the truck and sand?
Calculate the speed of block at the instant the dielectric leaves the capacitor assuming it starts at rest and that the voltage across capacitor after the dielectric is removed is measured to be 200 V.
a space station is a hollow cylinder of radius of 440m, that rotates to stimulate gravity by its centripetal acceleration. find the period of the rotation in seconds
Suppose the asteroid spins about an axis through its center, like the Earth, with an angular speed w. What is the greatest value w can have before loose rocks on the asteroid's equator begin to fly off the surface?
a-6-nc point charge is located at the center of a conducting spherical shell. the shell has an inner radius of 2 m an
When two resistors are connected in parallel across a battery of unknown voltage, What current will be supplied by the same battery
Point charges of 6.2*10^-8 C and -6.4*10^-8 C are placed 72 cm apart. A third point charge of 6.3*10^-8 C is placed half way between the first two point charges
Calculate the electrostatic force between the electron and proton in a hydrogen atom and compare it to the gravitational force between the two particles. What is your conclusion
One January morning, a warm chinook wind rapidly raised the temperature in Spearfish, South Dakota, from below freezing to +11.1° C. Find the average speed at which its height would decrease
The United States uses 1.12×1019J of electrical energy per year. How many kilograms of uranium would have to be mined per year to provide that much 235U
A sealed glass jar contains air initially at a pressure of 1.00 atm and a temperature of 0° C. Discover the air pressure when the jar is heated to 340° C. The linear expansion coefficient of the glass is 1.03 10-5 (C°)-1.
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