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A converging lens has a focal length of 100mm. An object is 245 mm to the left of the lens. (a) The image is mm to the (left or right) of the lens. (b) The magnification of the image is. (c) The image is (real or virtual) and is (upright or inverted).
An image of the moon is focused onto a screen using a converging lens of focal length (f= 34.3 centimeter). Evaluate the diameter of the moons image
You drive on Interstate 10 from San Antonio to Houston, half the time at 51 km/h and the other half at 98 km/h. What is your average speed from Houston back to San Antonio
You have a large flashlight that needs four 1.5 V batteries in series. Suppose the current in the flashlight is 100 mA when you turn it on. What is the energy dissipated by the flash light
Although the cross-sectional area of a capillary is much smaller than that of the aorta, there are many capillaries, so their total cross-sectional area is much larger. calculate the total cross-sectional area of the capillaries
A vibrating guitar string emits a tone simultaneously with one from a 500-Hz tuning fork. If a beat frequency of 5 Hz results, what is the frequency of vibration of the string
A Piton tube can be used to calculate the velocity of air flow by measuring the difference between the total pressure and the static pressure. calculate the speed of air flow
Earthquakes produce two kinds of seismic waves. If a seismic station detects a P wave and then 58.9 s later detects an S wave, how far away is the earthquake center?
Astronomers have observed a planet orbiting a near-by star. Through close observation, What is the velocity at apogee, in km/s, for the planet
A rod is 0.5100 m long at 25C. At 225C the rod is loaded with a stress of 2 76 MPa and its length is found to be 0.5358 m, calculate the coefficient of thermal expansion for this material
The vibration of an o2 molecule has a wavenumber of 1580.4 cm^-1 Calculate the energy (in joules) of the first excited state?
A 150 ohm resistor, a 30 mH inductor and a 2 uF capacitor are connected in series with a 120 V rms source at 1500 Hz. What is the impedance of this circuit
A proton is shot perpendicularly at an infinite plane of charge. What must its velocity be so that it screeches to a halt exactly as it reaches the plane
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