Questions
- 1.The dimensions of a cone are measured using a scale with a least count of 2 mm . The diameter of the base and the height are both measured to be 20.0 cm . The maximum percentage error in the determination of the volume is _______ .
- 2.In an experiment for determination of the focal length of a thin convex lens, the distance of the object from the lens is 10±0.1 cm and the distance of its real image from the lens is 20±0.2 cm . The error in the determination of focal length of the lens is n% . The value of n is _____.
- 3.Two capacitors with capacitance values C1=(2000±10) pF and C2=(3000±15) pF are connected in series. The voltage applied across this combination is V=(5.00±0.02) V . The percentage error in the calculation of the energy stored in this combination of capacitors is __________.