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A diverging lens has a focal length of 19.5 centimeter. An object 1.49 centimeter in height is located 361 centimeter in front of the lens.
Locate the position of the image.Estimate what is the magnification?
Estimate the height of the image.
At a certain instant in time, in an electromagnetic wave, the electric field vector points to the north and the magnetic field vector points vertically downward.
During a Carnot cycle, in the first process, an ideal gas is expanded isothermally at 500 K. 1,000 J of heat enters the system, What is the magnitude of Q that leaves the system
Dry ice is frozen carbon dioxide. Suppose you have a piece of dry ice with a mass of 200 grams (a little less than half a pound) which you place into a large deflated bag, which you seal. What volume will the bag have expanded to
A 1000-kg car is travelling west at 17.0 m/s toward an intersection. What is the angle of their velocity after the collision relative to the east direction
An object of mass 3.00 kg, moving with an initial velocity of 5.00i m/s, collides with and sticks to an object of mass 2.00 kg with an initial velocity of ?3.00j m/s
One mole of an ideal diatomic gas is heated from a temperature of 22 degrees C to a temperature of 95 degrees C. How much heat in joules must be supplied if the volume is kept constant during heating?
A stainless steel flask with volume 10 liters is filled with 1.4 moles of helium gas at 27 C. What is the average RMS speed of the helium atoms now
A thin film of oil is placed on a piece of glass. The oil has an index of refraction of 1.29 and the glass has an index of refraction of 1.56. how thick is the film
A rocket of mass 4.5 x 105 kg is accelerating straightup. Its engines produce an upward thrust of 7.5 x106 N, Find the acceleration of the rocket
According to the law of Conservation of energy,how is energyconserved in a series circuit nad a parallel circuit. According to the Law of conservation of charge, how ischarge conserved in a series circuit and a parallel circuit. Pleaseuse ohm,s law t..
When a 0.121 kg mass is suspended at rest from a certain spring, the spring stretches 4.10 cm. Find the instantaneous acceleration of the mass
question an x-ray beam of a certain wavelength is incident on a crystal at 31.3deg to a certain family of reflecting
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