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An air bubble has a volume of 1.30 cm3 when it is released by a submarine 100 meter below the surface of a lake. Determine the volume of bubble when it reaches the surface? Suppose the temperature and the number of air molecules in the bubble remains constant during its ascent.
cm3
Briefly describe: (a) Charging by friction (b) Charging by contact (c) Charging by induction *In one sentence if possible.
A beam of sunlight encounters a plate of crown glass at a 52.70° angle of incidence. Find the angle between the violet ray and the red ray in the glass
A ball is subjected to a pressure of 25.0 atmospheres. The un-squeezed diameter of the ball is 4.00 cm. The bulk strain on the ball is
The robot HooRU is lost in space, floating around aimlessly, and radiates heat into the depths of the cosmos at the rate of 12.9 W. What is HooRU's temperature
Suppose a 63.00 kg boy and a 50.00 kg girl use a mass less rope in a tug-of-war on an icy, resistance-free surface. If the acceleration of the girl toward the boy is 3.00 m/s2, find out the magnitude of the acceleration of the boy toward girl.
Two newly discovered planets follow circular orbits around a star in a distant part of the galaxy. What is the orbital period of the faster planet
A 140 kg astronaut (including space suit) acquires a speed of2.50 m/s by pushing off with his legs from an 1800 kg space capsule. What is the change in speed of the space capsule
there are 2 flat metal plates each of length l and width w. you place a tiny spacer of height 0.700h0 at one end of the
What is the minimal mass of helium (density 0.18 kg/m^3) needed to lift a balloon carrying two people in a basket, if the total mass of people, basket
A generator has a square coil consisting of 265 turns. The coil rotates at 106 rad/s in a 0.174-T magnetic field. What is the length of one side of the coil
An electric field of 9.*104 V/m exists among the plates of a circular parallel-plate capacitor that has a plate separation of 1 mm. What is the voltage across the capacitor? What plate radius is needed if the stored charge is 10µC
While on a camping trip, you would like to carry water from the lake to your campsite. You have two non-identical buckets which you attach to a 1.35 m long rod. Which bucket holds more water
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