Question
If 50L of liquid containing 20% spirit is added with 15L
of water then what would be the percentage of spirit in the resulting mixture?Solution
Total liquid =50 Sprit =50×20/100 Sprit=10L Water =50-10=40L. After adding 15L water =40+15=55L. Now a new mixture =55+10=65L. Percentage of Sprit = (10/65) ×100 =200/13 =15.38%
Which of the following instruments is used to measure humidity?
What term describes the resistance of an object to changes in its state of motion or rest?
Vivek was walking in the park. On the way he found a stone lying. He picked the stone and threw it up in the sky. After few seconds, he observed that th...
The hair of shaving brush clings together when removed from water due to –
The time period of a second’s pendulum is –
The Mud festival ‘Chikhal Kalo’ is celebrated in which state?
A storm is predicted if atmospheric pressure:
Temperature of the Sun is measured by?
Velocity of the sound is minimum in-
Panchayat was added to our constitution through which amendment?