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a table is inclined at alpha 45 degrees above the horizontal a block of mass m 10kg is traveling towards the inclined
compound string aampb is under tension ft vibrator g off frequency f 180hz amp acts at the junction of the two these
a tall cylinder contains 25 cm of water oil is carefully poured into the cylinder where it floats on top of the water
a tank of volume 0400m3 contains 300 x10-3 kmol of the monatomic gas he at 127 degrees celsius1 calculate the mass of
tendons are strong elastic fibers that attach muscles to bones to a reasonable approximation they obey hookes law in
the tennis ball of mass 57 g which you have hung in your garage that lets you know where to stop your car so you dont
a tennis player receives a ball on his racket the ball has a mass m 57 g and it is approaching the racket at a speed
the component of the force f acting on the support in the xy plane is 7 kn suppose that theta 27o figurea- determine
when a test charge of 8 nc is placed at a certain point the force that acts on it has a magnitude of 0128 n and is
when a test charge of 9 nc is placed at a certain point the force that acts on it has a magnitude of 0144 n and is
during the testing process for some pharmaceuticals the drug is tagged with a radioactive material this way researchers
coherent light from the laser pointer shown here shines through two slits the slits are 0100 mm apart and each slit is
1 a ball travelling horizontally at 56ms role off the edge of a cliff how long does it take to fall 27m2 without
1 a battery with an internal resistance of 050 ohms has a current of 078a through it when it is connected in a circuit
using a camera or cell phone take 3 photographs from your immediate environment that exemplify each of the following
1 how far away from a long straight wire is the magnetic field strength 16 x 10-2 t the current through the wire is
1 a generator consists of 250 turns of wire each with a radius of 87cm the armature turns with a frequency of 120rs in
a battery supplies a steady current of 56a for 21s during this time 1410j of chemical energy is transformed into
lightning strikes a solid iron flag pole which has a resistance of 20 x 10-4 ohms the potential difference between the
a compact mass m is attached to the end of a uniform rod of equal mass m and length l that is pivoted at the top figa
1 the deflection of the electron beam on the end of a cathode ray tube is observed to be 24 cm when the potential
1 a moon of a certain planet has an orbital radius of 13 x 108 m and an orbital period of 52 x 105 s if a satellite is
1 a proton with a speed of 45 x 106 ms is observed to travel in a circle of radius 022m in a magnetic field what is the
a compact disc will break apart if it rotated at a rate of about 23000 rpm what is the velocity and centripital
a diver stands on a diving board as shown in attached diagram the centre of gravity of the diving board is marked cg if