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In the figure the blue planet has a period of 1 year and an average distance from the sun of 1.6 x 1011 meters. If the average distance from the sun for the red planet is 0.65 x 1011 meters, what is its period to the nearest hundredth of a year?
Unpolarized light is incident on a linearly polarizing filter oriented 30o with respect to the horizontal. The light then passes through a vertically polarizing filter followed by a linearly polarizing filter oriented 60o with the horizontal. If the ..
A soccer player kicks a ball, giving it an initial velocity of 17.2 m/s in the horizontal direction, How far down the field does the ball travel before landing
At t = 0, one toy car is set rolling on a straight track with initial position 15.5 cm, initial velocity -2.9 cm/s, and constant acceleration 2.10 cm/s2. What are their speeds at that time
seals may cool themselves by using thermal windows patches on their bodies with much higher than average surface
A 1.0 ball hangs from the ceiling of a truck by a 1.0--long string. The back of truck, where you are riding with the ball, has no windows and has been completely soundproofed. The truck travels along an exceedingly smooth test track, and you feel no ..
astronomers have recently measured the rotation of gas around what might be a supermassive black hole of about 2 million solar masses at the center of a galaxy. what doppler shift do you estimate they saw
Two identical loudspeakers are placed on a wall 3.00 m apart. A listener stands 5.00 m from the wall directly in front of one of the speakers. A single oscillator is driving the speakers at a frequency of 300 Hz.
A wagon is rolling forward on level ground. Friction is negligible.The person sitting in the wagon is holding a rock. The total mass of the wagon, rider, and rock is 91 kg. The mass of the rock is0.30 kg.
Two point particles of charge Q1 = 48 µC and Q2 = 83 µC are found to have a potential energy of 39 Joule. Obtain what is the distance between the charges
Two loudspeakers on a concert stage are vibrating in phase. A listener is 57.5 m from the left speaker and 28.5 m from the right one. The listener can respond to all frequencies from 20 to 20 000 Hz, and the speed of sound is 343 m/s. What are the tw..
The brightest star in the night sky is Sirius, which is at a distance of 8.3x1016 m. When we look at this star, how far back in time are we seeing it? Enter answer in years. Do not enter units.
A horizontalforce of 190 N is applied toa stationary wooden box in one direction, and a 700 N horizontal force is applied in theopposite direction. What additional force is needed for the box toremain stationary?
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