A wire whose mass per unit length is 10^-3 kg/m is stretched by a load of 4kg over the two bridge os sonometer 1m apart. if it is struck at its middle point, what will be a. wavelength of its subsequent fundamental vibration b. the fundamental frequency of the note emitted if the wire struck at the point near one bridge what further frequency might be heard? ( assume g= 10m/s^2​

Solar cell a produces 100 joules of energy, when a light source is shown on it for 3 minutes. solar cell b produces 200 joules of energy when the same light source is shown on it for 5 minutes. which solar cell works better? a) solar cell b, because it produces more energy. b) solar cell b, because it generates more power. c) solar cell a, because it produces energy quicker. d) solar cell a, because it generates a greater wattage. eliminate

Which of the following are not typically included in the periodic table? a. atomic mass b. element symbol c. isotopes d. number of electrons

In a system, when potential energy decreases, then entropy also decreases. true false