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If F = 0.08 N and X = 4 cm then value of K is : 4 Nm-1, 0.2Nm-1, 0.4 Nm-1, 2 Nm-1
In a vacuum all electromagnetic waves have the same : Amplitude, Frequency , Speed, Wavelength
One bel is equal to : 1000 db, 10 db, 1 db, 100 db
The S.I unit of Intensity of sound is : Wm, Wm-2, Wm-3, Wm-1
The instrument used to see the distant object is called : Microscope, Telescope, Convex lens, Spectrometer
The inner part of fibre optics is called : Metal jacket, Cladding, Boundary, Core
One pico fard (PF) is equal to : 10 ^12 F, 1 X 10 ^-9 F, 1 X 10 ^ -12 F, 10 ^ 9
Capacitance is defined as : C =Q/V, C = V/q, C = QV, C = QV2
The S.I unit of electromotive force is : Volt, Joule, Newton, Dioptre
The particles emitted from a hot cathode surface are called : Positive ions, negative ion, Protons, Electron
The Isotope H contain : One Neutron, Two neutrons, No neutron, Four neutron