Question
Who is known for developing the first successful
incandescent light bulb?Solution
Thomas Edison is renowned for his invention of the first practical and commercially viable incandescent light bulb. Edison's innovation involved using a carbonized bamboo filament that could emit light for extended periods. This invention marked a significant advancement in lighting technology and had a profound impact on society by making indoor lighting more accessible and convenient.
In a class, the ratio of boys to girls is 5:3. If 4 boys and 2 girls leave the class, the ratio of boys to girls becomes 3:2. How many students were the...
Aman borrowed Rs. 56000 at 11% p.a. simple interest for 2 years. He immediately invested the entire amount at 14% p.a. simple interest for the same dura...
330Â Â Â 240Â Â Â 160Â Â Â 90Â Â Â 30Â Â Â ?
The ratio of the outer and the inner circumference of a circular path is 5: 4. If the path is 100 meters wide, then what is the radius of the inner circle?
The distance between (4, –1) and (–8, y) is 13. Find possible values of y.
Ayush invested a certain amount at a compound interest rate of 20% per annum, compounded annually, for 2 years and earned Rs. 2,3...
In a general survey of 832 people, it was found that 624 owned a car. If a person is selected randomly, what is the probability that the person will not...
Below given are 2 wrong number series, where ‘x’ is the correct replacement of the wrong term of series I & ‘y’ is the correct replacement of ...
Find the value of the given expression.
Printer resolution is measured in which of the following?
