Question
Vacuum Tubes were used in which generation of
Computers?Solution
First Generation computers are characterized by the use of vacuum tubes. These vacuum tubes were used for calculation as well as storage and control. Later, magnetic tapes and magnetic drums were implemented as storage media. The first vacuum tube computer, ENIAC, was developed by US army ordinance to calculate ballistic firing tables in WWII. It had about 17000 vacuum tubes.
520 ml of mixture contains milk and water in the ratio of 8:5 respectively. If 120 ml of milk and 160 ml of water is added into it then ratio of milk to...
100 litres of a mixture contains 40% milk and rest water. If βxβ litres of milk is added into the mixture then quantity of water in the final mixtur...
- Alloy βPβ has aluminium and nickel in a 7:9 ratio. Alloy βQβ is made up of nickel and zinc in a 4:6 ratio. If 48 grams of βPβ and 60 grams of οΏ½...
From a container of Beer, a thief has stolen 25 litres of beer and replaced it with same quantity of water. He again repeated the same process. Thus in...
- A milk seller has a 50-litre mixture of milk and water, where water makes up 40% of the total volume. He wants to adjust the mixture so that the amounts of...
A mixture contains βxβ% milk. 30% of this mixture is taken out and is replaced with same quantity of water. This procedure is repeated two more time...
In a 180-liter mixture, there is a ratio of 11:7 between Milk and Glucose. How much additional Glucose should be added to the mixture so that the quanti...
- The ratio of milk to water is 1:2. When 1 litre of milk and 1 litre of water are added, the new ratio becomes 2:3. Find the initial quantity of the mixture...
A company manufactures two types of beverages: Beverage X, which costs 20 per liter, and Beverage Y, which costs 32 per liter. They aim to produce 150 l...
An alloy of copper and tin contains 60% of copper. If 10 kg of more tin is added to the alloy, the copper content gets reduced to 50%. Find the quantity...
Relevant for Exams:
