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Question: Two converging lens of 15 cm focal length each are separated by 38 cm. If an object is placed 40cm in front of the first lens, find the magnification of the lens system.
Please show all work so I can fully understand all concepts. Thanks.
On a certain game show, contestants spin a wheel when it is their turn. One contestant gives the wheel an initial angular speed of3.10rad/s. Through what angle has the wheel turned when its angular speed is1.55rad/s
a charge +q = +7.50 uC is located in en electric field. The x- and y-components of the field are Ex = 6.00 x 10^3 N/C and Ey= 8.00 x 10^3 N/C respectively. What is the magnitude of the force on the charge
Four identical charges (+2.5μC each) are brought from infinity and fixed to a straight line. The charges are located 0.40 m apart. Determine the electric potential energy of this group.
Two capacitors, C 1 = 20.0 µF and C 2 = 38.0 µF, are connected in series, and a 18.0 V battery is connected across them.- total energy stored ? Find the energy stored in each individual capacitor- energy stored in C1 ?
An ore sample weighs 17.5N in air. When the sample is suspended by a light cord and totally immersed in water, the tension in the cord is 11.2N. Find the total volume of the sample
Illustrate w hat angular speed (in revolutions per minute) is needed for a centrifuge to produce an acceleration of 720 times the gravitational acceleration 9.8 m/s2 at a radius of 9.95 cm ?
a ball of mass 0.340 kg moving east x direction with a speed of 3.00 ms collides head-on with a 0.520 kg ball at rest.
A steel section of the Alaskan pipeline had a length of 55.5 m and a temperature of 19.0 deg C when it was installed. What is its change in length
A downhill skier, whose mass is 50.0 kilogram, attains a speed of 21.0 m/s just as he reaches the point where a jump is necessary, Find the normal force acting on the skis at point A
Two cars collide head-on while each is traveling at 80 km/hr. What is the temperature increase of each car
A white billiard ball with mass mw = 1.52 kg is moving directly to the right with a speed of v = 3.22 m/s and collides elastically with a black billiard ball with the same mass mb = 1.52 kg that is initially at rest. What is the final speed of the..
An ideal transformer has 400 turns on its primary and 18 turns on its secondary. what is the power output
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