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A 11.7-m-radius Ferris wheelrotates once each 32 s.
a.) What's its angular speed (in rad/sec)?
b.) What is the linear speed of a passenger (in m/s)?
c.) What is the acceleration of a passenger (in m/s^2)?
A cork ball of mass 1.20 g is placed between two very large horizontal planes of charge. The bottom plane has a uniform charge density of +0.68 uC/m2, What is the charge on the ball
q1. a highway curve with a radius of 555 m is banked properly for the car travelling 150 kmh. if a 1650 kg porshe 928 s
An electromagnetic wave has an electric field given by E? (y,t)=[ 3.60×105V/m cos(ky?(1.250×1013rad/s )t)]k^. In which direction is the wave traveling
question a cubical box of widths lx ly lz l 4.82 nm contains eight electrons. what is the energy of the ground
A disk of radius R carries an amount charge +Quniformly distributed over its surface. Be able to find a vectorexpression for the electric field at a point on the axis of thedisk at a distance z from the center.
A chunk of 22 gram ice is pulled from a freezer keeping temperature -25 deg. Celsius, and placed in an identical calorimeter as the one described in problem 1. What is the experimental latent heat of fusion of ice
A horizontal magnetic field of 1.1×10?4 T is at an angle of 31 to the direction of the current in a straight, horizontal wire 80 cm long. If the wire carries a current of 18 A, what is the magnitude of the force on the wire
An air bubble rises from the bottom of well where the temperature is 25 degree C, to the surface where the temperature is 27 degree C. Find the percent increase in the volume of the bubble if the depth of the well is 5 m. Atmospheric pressure is 101...
two lenses with focal lengths f15cm and f210cm are located 5cm apart. if an object 2.50 high is located 15.0 cm in
At what speed does the speed of the ball change relative to the cab floor (sign and magnitude)?
A bullet is fired vertically into a 1.3kg block of wood at rest directly above it. If the bullet has a mass of 29g and a speed of 470m/s, how high will the block rise after bullet becomes embedded in it.
A long wire is known to have a radius greater than 4.0 mm and to carry a current that is uniformly distributed over its cross section. The magnitude of the magnetic field due to that current is 0.30 mT at a point 4.0 mm from the axis of the wire, ..
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