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5268 = 5 × 8 + 2 + 6 = 48 4664 = 4 × 4 + 6 + 6 = 28 2976 = 2 × 6 + 9 + 7 = 28 1459 = 1 × 9 + 4 + 5 = 18
What is the primary component of natural gas?
Lakes freeze in cold countries in winter, leaving the water underneath at –
A person rings a metallic bell near a strong concrete wall. He hears the echo after 0.3 s. if the sound moves with a speed of 340 m/s, how far is the wa...
In a concave mirror which of the following pair of position of object – position of image is correct?
I. At C - At C
II. At F – At Infinity
On which of the following statements, is the kinetic theory of matter base?
What is the gravitational force on an object of mass 5 kg on Earth?
Shadows are formed when a/an _______ object comes in the path of light.
Which metal is the best conductor of electricity?
Who defined the law of gravitation?
Before X-ray examination (coloured X-ray) of the stomach, patients are given suitable salt of barium because