[B].
[C].
[D].
Answer: Option A
Explanation:
No answer description available for this question.
[B].
[C].
[D].
Answer: Option B
Explanation:
No answer description available for this question.
[B].
[C].
[D].
Answer: Option C
Explanation:
No answer description available for this question.
A. H2SO4
B. NaOH
C. NH3
D. HCl
[B].
[C].
[D].
Answer: Option B
Explanation:
No answer description available for this question.
A. Bolt
B. Stud
C. Set screw
D. Split nut
[B].
[C].
[D].
Answer: Option B
Explanation:
No answer description available for this question.