Question
लोहे के चने
चबाना का सही अर्थ है निम्न प्रश्न में प्रत्येक शब्द के साथ चार विकल्प दिए गए हैं। इनमें से तीन पर्यायवाची है। जो शब्द पर्यायवाची नहीं है उसका चयन कीजिए।Solution
The correct answer is B
When a monochromatic light of frequency less than the threshold frequency is incident on a metal surface, which of the following occurs?
Which of the following is a chemical change?
A sulphide ore is converted into metal oxide by which of the following process?
What is the principle behind the operation of a washing machine?
Which of the following is an example of mutualism?
Who is known the father of modern chemistry?
The force required to maintain an object at a constant velocity is
What type of immunity is provided by vaccination?
The number of electrons present in Carbon is?