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a spring with a constant of 32 nm is placed on a horizontal smooth surface and a mass of 23 kg is pushed against it as
speculate on the structure of the compound formed when 4-dimethyl-aminobenzaldehyde is condensed with
black smokers are hot volcanic vents that emit smoke deep in the ocean floor many of them teem with exotic creatures
the flywheel of a gasoline engine is required to give up 530j of kinetic energy while its angular velocity decreases
a grinding wheel in the shape of a solid disk is 0200m in diameter and has a mass of 250kg the wheel is rotating at
estimate the inductance of a solenoid made by buying a typical spool of wire from hardware store and winding it
a typical ten-pound car wheel has a moment of inertia of about 35kgm2 the wheel rotates about the axle at a constant
in a crash test a car of mass 1864 kg collides head on with a wall with speed 1296 ms in the -ve x direction the
a 18199 kg car that stopped at a traffic light is struck from the rear by a 41972 kg car the two cars become entangled
a constant force of 20 n is applied to an object of mass 75 kg at an angle of 22 degrees above the horizontal causing a
a 5-kg cart moving to the right along positive x axis with a speed of 6 ms collides with a concrete wall and rebounds
water flows through a fire hose of diameter 549 cm at a rate of 12 x10-2 m3s the fire hose ends in a nozzle of inner
a device to measure the density of a liquid is made of solid plastic with uniform density and has the shape of a sphere
a car of mass m traveling at speed v crashes into the rear of a truck of mass 2m that is at rest and in neutral at an
you have an uncharged capacitor 12 x 10-6 f and a resistor 1000 ohms connected to a battery of 200 v at time t 0 the
charge 1 is -3x10-6c and has a velocity of 9x106 ms while charge 2 is 8x10-6c and has a velocity of 45x106 ms charge 1
a flat coil of wire consisting of 20 turns each with an area of 50 cm2 is positioned perpendicularly to a uniform
a proton is located at y006m and has a velocity of 5x106 ms in the x direction while an electron is located at x008m
a coil is wrapped with 300 turns of wire on the perimeter of a circular frame radius 80 cm each turn has the same area
an electron passes through a point 301 cm from a long straight wire as it moves at 353 of the speed of light
for the above current at 545 v how much electrical energy in kw-hr is consumed in the production of 1 kg of aluminum a
a current of 795 a in a solenoid of length 124 cm creates a 0301-t magnetic field at the center of the solenoid how
place the following temperatures in order from least to greatest and explain what each temperature represents using
in a region of vacuum containing a magnetic field of 900 t and an electric field of 900 vm calculate the energy density
using the enthalpy of reaction for the 2 reactions with ozone determine the enthalpy of reaction for the reaction of