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A spring with k= 2kN/m compressed by 10 cm is used to launch a block with a mass of 459.2 g up the 30° 2m long incline with a friction coefficient of 0.5. Does the block reach the top of the incline? If it does, how much kinetic energy is left, if it does not, how far from the edge does it stop?
A mercury thermometer is free of all markings. The thermometer is placed in an ice bath. When the thermometer is in equilibrium with the ice bath the position of the mercury column is marked on the glass.
Two sinusoidal waves of the same period, with amplitudes of 7.3 and 7.60 mm, What is the phase constant of the 7.60 mm wave in rads
An air column in a glass tube is open at one end and closed at the other by a movable piston. The air in the tube is warmed above room temperature, and a 356 Hz tuning fork is held at the open end. Resonance is heard when the piston is at a distan..
when the e sting of a guitar which has a frequency 330hz is plucked the sound intensity decreases by a factor of 2
1 once the simulation opens click on lsquoshow both for velocity and acceleration at the top of the page. now
An electric potential is given by V = 4x^2 + 2y^2 + x + z + 2 volts. What is the electric field at the point (2,2,2)
Compute the number of electrons in a small, electrically neutral silver pin that has a mass of 9.0g. silver has 47 electrons per atom, and its molar mass is 107.87 g/mol.
A house is fitted with 20lamps of 60 Watt each, 10 fans consuming 0.5 Ampere each and an electric kettle of resistance 110 ohm. If energy is supplied at 220Volt and costs $3 per Kilowatt hour, Calculate the Electricity Bill for the month of April ..
A cart with mass 230 g moving on a frictionless linear air track at an initial speed of 1.7 m/s undergoes an elastic collision with an initially stationary cart of unknown mass, What is the speed of the two-cart center of mass
A boat has a mass of 5220 kg. Its engines generate a drive force of 4480 N due west, What is the boat's acceleration
a 14.0 gauge silver wire of diameter 1.628 carries a current of 13.0 . what is the potential difference across a 2.05
a small object which has a charge q 8.2 microc and mass m 9.80 x10-5 kg is placed in a constant electric field.
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