Question
Which one of the following is a neutral
fertiliser?ÂSolution
CAN - Calcium Ammonium Nitrate can be considered as near-neutral in its effect on soil pH - and therefore can be used on soils that have a low pH without lowering further.
A rear-view mirror for driving is –
The amplitude of the sound wave depends on the
What is the frequency of Ultrasonic Waves?
The instrument which uses sound waves to measure the depth of oceans is –
What term describes the rate of change of velocity?Â
The hair of shaving brush clings together when removed from water due to –
Which one of the following is used to remove Astigmatism for a human eye?
Which medium cannot propagate sound waves?
Why a person can jump higher on the Moon’s surface than the Earth?
Which of the following layers of the atmosphere makes Radio Communication possible?
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