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Let the money invested at 3% be Rs.x and at 5% be Rs.(12000 - x). Then (x X 3 X 1)/100 + (12000 - x) x 1 x (5/100) = 450 (3x/100) + 600 - (5x/100) = 450 => 2x/100 = 150 ⇒ x = 7500 Quantity I. 12000 - 7500 = 4500 Quantity II. x = 7500 Quantity I < Quantity II
Two cars A and B are running at velocities of 60km per hour and 45 km per hour. What is the relative velocity of car A with respect to car B, if both ar...
Cryogenics is a branch of Physics that deals with what?
The direction of magnetic field inside a magnet is
In circular motion the direction of velocity changes at _______ points.
Which of the following pairs of phenomena illustrate the particle nature of the electromagnetic radiation?
A galvanometer coil has a resistance of 14 Ω and the metre shows full scale deflection for a current of 4 mA. How will you convert the metre into a vo...
The order of wavelengths for ordinary light is:
The colour of sky appears blue due to –
Which of the following particles in motion, having the same kinetic energy, has the shortest wavelength?
In an experimental arrangement of a Fresnel's biprism, monochromatic light of wavelength 2. is used to produce interference fringe pattern. On introduc...