Question
What device is primarily used to convert alternating
current (AC) into direct current (DC)?Solution
A rectifier is used to convert AC to DC, allowing current to flow in only one direction and providing a steady DC output for electronic devices.
The perimeter of 4 squares is 20 cm, 36 cm, 40 cm and 48 cm respectively. What will be the area of the square having perimeter equal to sum of edges of ...
If two complementary angles are in the ratio of 5:1, find the greater angle.
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Perimeter of a rectangle is 70% more than that of a square of side 22 cm. If the difference between the length and breadth of the rectangle is 15 cm, re...
The breadth of a rectangle is increased by 5 cm, it will become twice the length of the rectangle. If the new perimeter is 330 cm, then find the origina...
A solid cylinder has the total surface area 231 sq.cm. If its curved surface area is of the total surface area, then the volume of the cylinder is
The perimeter of a rhombus is 50 m. If one of its diagonals is 7 m, then the area of the rhombus is
A right cylindrical pillar has a radius of 24 cm and a height of 63 cm. If the cost of painting is Rs. 15 per square centimeter, what would be the tota...
A box has 80 Red, 40Blue and 40 Black Balls. 25% of Red Balls and 50% of Blue Balls are taken away, percentage of Black balls at present is
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