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A 2.05 cm tall object is placed 30.0 cm to the left of aconverging lens with a focal length f1 =18.9 cm. A diverging lens, with afocal length f2 = -41.5 cm, is placed 30.0 cm to the right of thefirst lens. How tall is the final image of the object? (Enter anegative value is the image is inverted.)
The index of refraction for violet light in plastic is greater than that for red light by 0.0410. Delaying any rounding off of calculations until the very end, find the index of refraction for violet light in plastic.
An electron starts from rest 36.5cm from a fixed point charge with Q = -0.105?C. How fast will the electron be moving when it is very far away
A 2.2mH inductor is connected in parallel with a variable capacitor. What is the minimum oscillation frequency for this circuit
A soap film with different thicknesses at different places has an unknown refractive index n and air on both sides. Find the ratio tmagenta/tyellow
The human eye can detect light intensities as small as about 3 10-23 W/m2. What is the corresponding electric field amplitude
A car is being pulled out of the mud by two forces that are applied by the two ropes shown in the drawing. What angle would the single rope make relative to the dashed line
A monatomic ideal gas expands adiabatically from an initial volume of 72 L, What is the final volume of the gas
Consider a circuit. The three resistors are identical with R1 = R2 = R3= 160 ?, and the battery voltage is 50 V. What is the current through resistor R2?
Suppose the mica is 1.5 thick (and therefore fills the space between the plates).The charges on the plates are equal and opposite and of magnitude 380.
The spin cycles of a washing machine have two angular speeds, 431rev/min and 622rev/min . The internal diameter of the drum is 0.440m. Find the laundry's maximum tangential speed
A car travels along a certain road at an average speed of 46.51 km/h, Calculate the average speed for the round trip
A 4.4-m-diameter merry-go-round is initially turning with a 4.5s period. It slows down and stops in 16s. what is the speed of a child on the rim
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