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A uniform 20.0 chain 2.00 long supports a 55.0 chandelier in a large public building.
A) Find the tension in the bottom link of the chain.
B) Find the tension in the top link of the chain.
C) Find the tension in the middle link of the chain.
9.00g of aluminium at 200 degree celsius and 21.0g of copper are dropped 53.0cm^3 of ethyl alcohol at 15 degrees celsius. What is the initial temperature of the copper
When 5.30* 10^5 J of heat is added to a gas enclosed cylinder fitted with a light frictionless piston maintained at atmospheric pressure, estimate the work done by the gas
A long wire lying along the x-axis carries a current of 1.60 A in the +x direction. There is the uniform magnetic field present, given by B=0.003i + 0.004j + 0.002k, where i, j, k are the unit vectors along cartesian coordinate axes') in units of Tes..
A model rocket is fired vertically from rest. It has a net acceleration of 18.5 m/s2. Ignoring air resistance, how high does the rocket travel
A football player runs the pattern by the three displacement vectors, , and . The magnitudes of these vectors are A = 4.00 m, B = 18.0 m, and C = 16.0 m. Using the component method, find out the (1) magnitude and (2) direction of the resultant vec..
A 300 turn solenoid has a radius of 3.00 cm and a length of 18.0 cm. Find the inductance of the solenoid
In the above animation a massive block is attached to a spring. It is sliding back and forth on a frictionless table. The spring has a spring constant 250 N/m. Determine the mass of the block
An open train car, with a mass of 2210 kg, coasts along a horizontal track at the speed 2.47 m/s. What is the car's speed after the loading is completed
q1. a 59-g ice cube at 0degc is heated until 52 g has become water at 100degc and 7.0 g has become steam at 100degc.
A boy of mass 35 kg and a girl of mass 40 kg are skating towards each other with speeds of 2.5 m/s, and 2.0 m/s respectively. Assume that there is no friction, and find their combined velocity after they meet
Gold is the most ductile of all metals. For example, one gram of gold can be drawn into a wire 2.25 km long. What is the resistance of such a wire at 20°C
A 2.00-kg object moves with constant velocity 3.00 m/s toward the east. Two forces act on the object. The first is a 40.0 N force toward the west. What is the second force that acts on the object
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