Q1.A 8.0-m long wire with a mass of 10 g is under tension. A transverse wave for which frequency is 570 Hz, the wavelength is 0.10 m, and the amplitude is 3.7 mm is propagating on the wire. The most transverse acceleration of a point on a wire is closest to?
Q2. A glass sheet 1.10 μm thick is suspended in air. In reflected light, there are gaps in the visible spectrum at 573 nm and 655.00 nm. Determine the minimum value of the index of refraction of the glass sheet that produces this effect.
Q3. The George Washington bridge, that spans the Hudson River between New York and Jersey, is 4670 feet long and is made out of steel, How much does it expand in length between winter and summer?