Question
A block of mass 2 kg is placed on a rough inclined plane
making an angle of 30° with the horizontal. The coefficient of friction between the block and the incline is 0.4. What will be the acceleration of the block down the plane?Solution
The forces acting on the block are: 
What approximate value will come in place of the question mark (?) in the following question? (Note: You are not expected to calculate the exact value.)...
If the difference between the compound interest (compounded annually) and the simple interest accrued over two years at a rate of...
Which of the following options is the closest approximate value which will come in place of question mark (?) in the following equation?
26.52 ×...
?% of (112.31 ÷ 13.97 × 90.011) = 359.98
The interest received by investing Rs. 1200 for 2 years at compound interest of 20% p.a., compounded annually, was re-invested for 3 years at simple int...
26.11% of ? – 521.02 = 648.51
Two trains, 'P' and 'Q', are moving with speeds of 16 m/s and 24 m/s, respectively. The lengths of the trains are in the ratio 3:...
44.89% of 600.25 + (29.98 × 5.67) + (√1940 – 10.29) = ?2
416.021 ÷ 3.782 + 13.012 × 24.987 =?
...
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