Please wait...
Two solutions of a substance are mixed in the following manner: 480 mL of 1.5 M first solution +520 mL of 1.2 M second solution. What is the molarity of the final mixture?
Two particles execute SHM of the same amplitude and frequency along the same straight line. If they pass each other when going in opposite directions, each time their displacement being half their amplitude, the phase difference between them is
A person can see clearly only upto a distance of 25 cm. He wants to read a book placed at a distance of 50 cm from his eyes. What is the power of the lens of his spectacles?
Which of the following is the most frequently used techniques in DNA fingerprinting?
A resonance air column of length 40 cm resonates with a tuning fork of frequency 450 Hz. Ignoring end corrections, the velocity of sound in air will be:
What is not applicable to ozone?
Which of the following statements is incorrect?
Zinc is essential for:
Calculate the molarity of a solution containing 5g of NaOH in 1 L solution.
In the given circuit, the potential difference across PQ will be nearest to
Answered - 0
Un-answered - 10