Step 1: Understanding the question.
We are looking for a pair of words that are opposites in meaning (antonyms).
Step 2: Analyzing the Options.
- (A) Honour - Reverence: These are not antonyms; both words refer to respect or admiration.
- (B) Glory - Renown: These are synonyms, both referring to great fame or honor.
- (C) Fabricate - Construct: These are related words, both meaning to build or make something, and are not antonyms.
- (D) Eradicate - Plant: These are antonyms. "Eradicate" means to completely remove or destroy, while "Plant" refers to placing something (usually a seed) into the ground, which is the opposite.
Step 3: Conclusion.
The correct answer is (D) Eradicate - Plant, as they are true antonyms.
A weight of $500\,$N is held on a smooth plane inclined at $30^\circ$ to the horizontal by a force $P$ acting at $30^\circ$ to the inclined plane as shown. Then the value of force $P$ is:
A steel wire of $20$ mm diameter is bent into a circular shape of $10$ m radius. If modulus of elasticity of wire is $2\times10^{5}\ \text{N/mm}^2$, then the maximum bending stress induced in wire is: