Question
A fluorescent tube is a type of gas discharge lamp that
uses which gas to produce visible light?Solution
A fluorescent tube operates by passing an electric current through mercury vapor, which emits ultraviolet light. This light then causes a phosphor coating on the inside of the tube to glow, producing visible light.
A person has to travel a distance of 30 km. He finds that he has covered 5/6 of the distance in 3 hours and 20 minutes. what is his speed in km/h?
While going to a destination after travelling 75km, the driver noticed some problem in the clutch of the bus due to which he had to proceed at 2/5 of it...
Ratio of speeds of βAβ and βBβ is 3:5, respectively. If they participate in a 400-metre race and βBβ gives βAβ, a head start of βmβ ...
A can complete a piece of work in 12 days, and B can complete the same work in 16 days. They work together for 4 days, and then A leaves. How many more ...
- A ball is dropped from a height of 120 metres. After each bounce, it rises to one-fourth of the height from which it fell. What is the total distance the b...
- A person travels from city βXβ to city βYβ covering (1/4)th of the total distance in 2 hours and the remaining in 6 hours. If he returns to city οΏ½...
Gaurav works at SBI Whitefield Office. On the first day to work, he drove at 40 km/h but was late to the bank by 18 minutes. The next day he drove at 50...
A goods train and a passenger trains are running on parallel tracks in the same direction.The driver of the goods train observes that the passenger tra...
Amit covered 360 kilometers in total trip time. He covered the remaining 200 km on a bicycle at a speed that was 5 km/h slower than that of the bus afte...
A man travelled a distance of 47 km in 6 hours. He travelled panly on foot at a speed of 6(1/2) km/h and the rest on bicycle at a speed of 8(1/2)km/h. T...
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