Curioustab
Aptitude
General Knowledge
Verbal Reasoning
Computer Science
Interview
Aptitude
General Knowledge
Verbal Reasoning
Computer Science
Interview
Home
»
Electronics and Communication Engineering
»
Materials and Components
Assertion (A): Diamond and carborudum are both very hard materials. Reason (R): Valence band can be extremely strong.
Both A and R are true and R is correct explanation of A
Both A and R are true but R is not correct explanation of A
A is true but R is false
A is false but R is true
Correct Answer:
Both A and R are true and R is correct explanation of A
Explanation:
Valence bond results in hardness.
← Previous Question
Next Question→
More Questions from
Materials and Components
Lines of magnetic field cannot intersect.
The equation D = ∈0∈r E refers only to isotropic materials.
The spin angular momentum along a given direction is either or .
A dielectric is subjected to alternating field. The dielectric losses are potential to
The number of tightly bound electrons in silicon atom are
Electric dipole moment is usually expressed in debye units. Here, 1 debye unit equals
An electron (charge -e) is rotating in a circular orbit of radius R, around a proton with charge +e at a constant angular velocity ω. The orbital magnetic dipole moment is
The dielectrics having only one kind of atoms are known as elemental dielectrics.
A circular sphere mile is the area of cross-section of a wire
1 Bohr magneton = .
Discussion & Comments
No comments yet. Be the first to comment!
Name:
Comment:
Post Comment
Join Discussion
Discussion & Comments