Question
Instrument used to record continuous
rainfallSolution
Continuous rainfall is recorded by pluviography
(190/3)% of the raindrops could have been collected, when 2 cm of rain has fallen on a part of land of area 3 km2, in a tank having a 200 m &...
Inside a square land having perimeter equal to 120 metres, leaving aside a circular land of radius 14 metres, the remaining land needs to be levelled at...
If tan A = √5 – 2, then the value of tan A - cot A = ?
Two paths of width 9 metres are to be made in the centre of rectangular field such that they are perpendicular to each other. Find the area (in m2<...
If (x² + 1/x2) = 4, which of the options below is a possible value of x² - 1/x2 ?
The lateral surface area of a cube is 144 cm . The length of a cuboid is 50% more than the side of the cube. The breadth of the cuboid is 5 cm less than...
A right circular cylinder having total surface area of 18480 cm2 is immersed in a vessel completely filled with water. If the height of the c...
The length of a rectangle, area of which is 105 cm2, is equal to the radius of a circle of area 1386 cm2. Find the perimeter of th...
The lateral surface area of a cube is 400 cm2 . The length of a cuboid is 15% more than the side of the cube. The breadth of the cuboid is 6 ...
The circumference of a circle is 44 cm and the length of the rectangle is 4 times the radius of the circle. Find the area (in cm2) of the rec...