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An unstable particle at rest spontaneously breaks into two fragments of unequal mass. The mass of the first fragment is 2.80 multiply.gif 10-28 kg, what is the speed of the heavier fragment
A movie camera with a (single) lens of focal length 75.0 mm takes a picture of a 177 cm high person standing 30.0 m away
The length of the mercury column at the ice point and steam point are 5.0 cm and 40.0cm respectively. What is the temperature of the liquid
A spherical object with a moment of inertia of 0.482mr2 starts from rest rolling down a 3.14-m high incline. what is its linear speed at the bottom of the incline
A tank circuit in a radio transmitter is a series RCL circuit connected to an antenna. compute maximum inductance of the tank circuit
A racquetball with a diameter of 5.6 cm and a mass of 42 g is cut in half to make a boat for American pennies made after 1982. How many pennies can be placed in the racquetball boat without sinking it
As a particle moves from the origin to (1i + 7j) m, it is acted upon by a force given by (2i + 6j) N. Calculate the work done by this force on the particle
A projectile is fired straight upward from the Earth's surface at the South Pole with an initial speed equal to one third the escape speed. What is the altitude of the projectile at this instant
A fluid has a density of 1040kg/m^3. If it rises to a height of 1.8cm in a 1.0mm diameter capillary tube, what is the surface tension of the liquid
Sodium-24, which is used to locate blood clots in the human circulatory system, has a half-life of 15.0 hours. Calculate the mass of the remaining sodium-24
An aluminum cylinder with radius 2.3cm and length 19cm is heated to 430 degrees C. Find the net power this cylinder radiates into a room
You're burning calories by weight lifting. You lift a 65kg barbell and 1.8m and repeat 15 times. How much energy in Cal do you expend
A police radar gun emits an electromagnetic wave at a frequency of fs = 1.08×1013 Hz. What is the speed of the oncoming car (v)
One end of a copper rod is in thermal contact with a hot reservoir at 995 K, Find the entropy change of cooler reservoir
A boat's mast is held by two cables, one attached to the front of the ship and the other to the back. What is the force acting upwards on the mast exerted by the boat at the bottom of the mast
A coin 2.3 cm in diameter is held 37 cm from a concave spherical mirror of 40 cm radius of curvature. Locate the image of the coin
A pencil is held perpendicular to the optical axis of a concave spherical mirror. The pencil is 91 cm from the center of the mirror, What is the magnification of the pencil's image
The volume of 9 mol of a monatomic gas is increased from 3 L to 6 L at constant pressure. The initial temperature of the gas is 31?C. How much heat must be supplied to the gas
An object is located 75.0 cm in front of a mirror and on the principle axis. The mirror is concave with a radius of curvature 50.0 cm. State the properties of the image
A rectangular loop of N close-packed turns is positioned near a long straight wire, find the formula for the mutual inductance M for the loop-wire combination
A research balloon bound for the stratosphere is filled at sea level with 800 m3 of helium whose initial temperature is 285 K. What is the temperature of the helium
If the cardiac output of a small dog is 4.05 x 10-3 m3/s, the radius of its aorta is 0.516 cm, determine the pressure drop across the aorta of the dog
The currents in household wiring and power lines alternate at a frequency of 60.0 Hz. What is the wavelength of the EM waves emitted by the wiring
Sunlight strikes a piece of crown glass at an angle of incidence of 30.0 degrees. Calculate the difference in the angle of refraction between a red (660.0 nm) and a blue (470.0 nm) ray
A pump is required to lift a mass of 770 kg of water per minute from a well of depth 14.2 m and eject it with a speed of 17.5 m/s. How much kinetic energy does the pump give the ejected water