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Part A What is the equilibrium temperature of this system? The average specific heat of aluminum over this temperature range is 653 J/(kg*K). Express your answer using one significant figure.
Part B If your answer is 0 , determine the amount of water that has frozen. answer in grams.
Two round rods, one steel and the other copper, are joined end to end. Each rod is 0.795m long and 1.85cm in diameter. The combination is subjected to a tensile force with magnitude 3950N.
A cockroach with mass m runs counter clockwise around the rim of a lazy Susan (a circular dish mounted on a vertical axle) of radius R and rotational inertia I with frictionless bearings.
An object of mass 5 kg is moving with a momentum of 50 kg m/s. What is the objects speed? What is the objects kinetic energy
the space shuttle is in a 230 mile high orbit. what are the shuttles orbital period in minutes and its speed.
At what average rate does the force from the cable. A student standing on the ground throws a ball straight up. The ball leaves the student's hand with a speed of 15 {rm m}/{rm s} as the hand is 2.0 {rm m} above the ground.
Jone pulls her brother on a sled over a horizontal surface with force of 80N. The force is at an angle of 25 degree, determine the acceleration of the sled
A handball is projected at an angle of 30 deg with the horizontal from a 20 m tower with an initial vertical velocity of 10 m/sec, find the Resultant velocity at landing
An 8.30 kg stone at rest on a spring. The spring is compressed 11 cm by the stone. The stone is after that pushed down an additional 26.00 cm and free. To what highest height (in cm) does the stone rise from that position.
A 16 kg wood ball hangs from a 2 m-long wire. The maximum tension the wire can withstand without breaking is 435 N. A 1.2 kg projectile traveling horizontally hits and embeds itself in the wood ball. What is the largest speed the projectile can ha..
The electric field of a sinusoidal electromagnetic wave obeys the equation , find the amplitude of the electric field of this wave
A star in a distant galaxy is located at a distance of 20 kpc from the center of that galaxy. What is the total mass of the dark matter in this galaxy
A ray of light is incident on the surface of a block of clear ice at an angle of 34.0° with the normal, Find the angle between the reflected and refracted light.
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