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For the third circuit, consisting of a single battery and two light bulbs in parallel, how does the brightness of the bulbs compare to the first circuit, What is the current through each bulb
A simple harmonic wave of amplitude 5.0cm, wavelength 70cm, What's the wave energy per unit length of the wire
A plane electromagnetic wave has a maximum electric field of magnitude 3.8E-6 V/m. Find the maximum magnetic field amplitude
The world's largest refracting telescope is operated at the Yerkes Observatory in Wisconsin. It has an objective of diameter of 1.02 m. What is the minimum separation of two objects on the ground
Assume a transparent rod of d=2.00 micrometers has an index of refraction of 1.36. Determine the maximun angle for which light rays incident the rod
A rubber ball (150g) confined to move in the x direction, bounces elastically back and forth at 9m/s between two walls, Calculate the average pressure on this wall
A high-voltage transmission line with a resistance of 0.31 omegacap.gif/km carries a current of 1010 A. What is the power loss due to resistance in the line
A light beam having a wavelength of 654 nm in air is directed into glycerine (n=1.47). What is the frequency of light in glycerine
A steel-belted radial automobile tire is inflated to a gauge pressure of 30.0lb/in^2, what is the tire's pressure at the elevated temperature
Several different waves were created using the same string. The tension of the spring is was kept the same for each wave. What charecteristic is the same for all waves
A horizontal force of 200 N pushes a 10 kg block 5.0 m up along a plane inclined at 37 ° to the horizontal. Calculate the work done by the horizontal force
Jack and Jim are resting on an offshore raft after a swim. They estimate that the horizontal distance between a trough, Calculate how fast the waves are moving
An astronaut is being tested in a centrifuge. The centrifuge has a radius of 3.58 m, what is the magnitude of the astronaut's linear speed
The man completely inhales and jumps into the deep end of a pool with a depth of 9 feet. Calculate the net acceleration of the man with his breath completely inhaled while totally submerged in the wat
At the start of a race, a four-man bobsled team pushes their sled as fast as they can along a 50 m flat starting stretch. What is the speed of the sled right before the team jumps on the sled
The man completely exhales and jumps into the deep end of a pool with a depth of 9 feet. Calculate the buoyant force of the water acting on the man with his breath completely exhaled
A canister containing 115 kg of an ideal gas has a volume of 6.5 m3. what is the rms speed of the molecules
One 20-year-old twin brother takes a space trip with a speed of 0.80c for 30 years according to a clock on the spaceship, determine the age of the Earth-based twin brother
Elements in the sixth representative group tend to (lose one, lose two, gain one, gain two) when they participate in the ionic bonding
The first and second electron shells of an element are filled and there are five electrons in the third electron shell
An aluminum plate has a length of 0.12 m and a width of 0.10 m at 25 °C. what is the change in the area of the plate as a result of the increase in temperature
During the time a compact disc(CD) accelerates from rest to a constant rotational speed of 1260rev/min, what is the angular acceleration of the CD
A ball moving at 5ms collides head on elastically with a ball at rest. what are the velocities of the two balls after the collision
A paperweight, when weighed in air, has a weight of W = 7.3 N. When completely immersed in water, Find the volume of the paperweight
A 0.30 m 0.30 m 0.10 m block is suspended from a wire and is completely under water. What buoyant force acts on the block