Which of the following equipment is used for the measurement of specific heat?
A calorimeter is a device used to measure the heat exchanged in a physical or chemical process. The specific heat of a substance is the amount of heat required to raise the temperature of a unit mass of the substance by one degree Celsius. Calorimeters are designed to isolate the system under study from its surroundings and measure the heat changes associated with the process being studied.
Anju deposited two parts of a sum of Rs. 30,000 in different banks at the rate of 15% per annum and 12% per annum respectively. In one year she got Rs. ...
In what ratio rice at 48 Rs/kg should be mixed with the rice at 34 Rs/kg so that selling mixture at Rs 46 per kg gives the profit of 15% if the quantity...
Find the smallest number which when successively divided by 4, 7 and 5 will give the remainder 2, 1, 3.
A milk vendor has 93 litres of cow pure milk, 62 litres of toned milk and 124 litres of double toned milk. If he wants to pack them in cans so that each...
The ratio of the number of boys and girls in a school is 23:17. If 45% of the boys and 50% of the girls got passed out of 1600 students, the approximate...
The combined Average marks of Boys and girls of a class is 66 and the ratio of number of boys and girls is 3:1 and the average marks of the boys is 68. ...
Cost of two types of pulses is Rs.10 and Rs, 15 per kg, respectively. If both the pulses are mixed together in the ratio 2:3, then what should be the pr...
In what ratio rice at 34 Rs/kg should be mixed with the rice at 27 Rs/kg so that selling mixture at Rs 39 per kg gives the profit of 30% if the quantity...
A solution contains 30L of pure milk. 10% of his this is taken out. Another 15% of the remaining solution is taken out and finally 20% of the contents l...
A man sold one shirt and one t-shirt for Rs. 4000 on shirt he gained 21% and he lost 14% on t-shirt. If overall profit is 7%, then cost price of t-shirt is
