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A double convex lens has equal curvature radii of 35 cm. An object placed 35 cm from the lens forms a real image at 126 cm. What is the refrative index of the lens?
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Question: A resistor with resistance R and a capacitor with capacitance C are connected in series to an AC voltage source. The time-dependent voltage across the capacitor is given by VC(t)=VC0 sin t.If R = 3k, C=100pF, V ...
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