Calculate the focal length of the lens and situate the image
A thin positive lens produces an 8 cm tall erect image of a 5 cm tall object positioned 90 cm from the lens. Calculate the focal length of the lens and situate the image.
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A positive thin lens is employed to project the enlarged image of a slide onto a wall 10 m away. When the slide is 20 X 30 mm, and if its image is to be 2 X 3 m, what should be the focal length of the lens and the distance from it to slide?
Calculate the change in the internal energy of the system? A system receives 174 J of heat and delivers 2,151 J of work to its surroundings.
Assume x is a binomial random variable with n=100 and p=0.6. The mean, variance, and standard deviation of x are respectively:
After t seconds, ball's distance, d, in inches from its rest position is provided by equation d = -4 cos (pi/3 * t) What are all values of t for which ball is 2 inches above rest position.
The distribution coefficient, k= concentration in ligroin / concentration in water, between ligroin and water for solute A is 7.5. Discuss what weight of A would be removed from a solution of 10g of A in the 100mL of water by a single extraction w
Determine how far from a 1 m tall object should the camera be when the image is to appear 25 mm high? Determine how far will the lens be from the film plane?
Explain why is 1-methylcyclohexene more stable than the 3-methylcylohexene. Identify the hyper conjugation mean.
A simple camera includes of a thin positive lens that casts a real image on the film plane. Assume that the lens consists of a 50 mm focal length. Determine how far from a 1 m tall object should the camera be when the image is to appear 25 mm high
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