MyQuestionIcon

1

You visited us 1 times! Enjoying our articles? Unlock Full Access!

Extraction of Copper

Assertion A :...

Question

Assertion (A) : Silver is not used to make electric wires.
Reason (R) : Silver is a bad conductor.

A

Both A and R are true and R is the correct explanation of A.

No worries! We‘ve got your back. Try BYJU‘S free classes today!

B

Both A and R are true but R is NOT the correct explanation of A.

No worries! We‘ve got your back. Try BYJU‘S free classes today!

C

A is true but R is false.

Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses

D

A is false but R is true.

No worries! We‘ve got your back. Try BYJU‘S free classes today!

Open in App

Solution

The correct option is B A is true but R is false.
Silver is a good conductor of electricity but it is not used to make electric wires because it is expensive. Hence, option C is correct.

Suggest Corrections

thumbs-up

0

Similar questions

Q. Assertion: 3 + 7 = 9 is a statement.
Reason: A sentence that can be judged to be true or false, but not both, is called a statement.
(a) Both Assertion and Reason are true and Reason is a correct explanation of Assertion.
(b) Both Assertion and Reason are true but Reason is not a correct explanation of Assertion.
(c) Assertion is true and Reason is false.
(d) Assertion is false and Reason is true.

Q. (i)
Assertion: A circle is not a rectilinear figure.
Reason: A figure formed by straight lines only is called a rectilinear figure.
(a) Both Assertion and Reason are true and Reason is a correct explanation of Assertion.
(b) Both Assertion and Reason are true but Reason is not a correct explanation of Assertion.
(c) Assertion is true and Reason is false.
(d) Assertion is false and Reason is true.
(ii)
Assertion: All right angles are equal to one another.
Reason: A unique line passes through a single point.
(a) Both Assertion and Reason are true and Reason is a correct explanation of Assertion.
(b) Both Assertion and Reason are true but Reason is not a correct explanation of Assertion.
(c) Assertion is true and Reason is false.
(d) Assertion is false and Reason is true.

Q. Assertion: A cyclic parallelogram is a square.
Reason: Diameter is the largest chord in a circle.
(a) Both Assertion and Reason are true and Reason is a correct explanation of Assertion.
(b) Both Assertion and Reason are true but Reason is not a correct explanation of Assertion.
(c) Assertion is true and Reason is false.
(d) Assertion is false and Reason is true.

Q. Assertion: Every parallelogram is a rectangle.
Reason: The angle bisectors of a parallelogram form a rectangle.
(a) Both Assertion and Reason are true and Reason is a correct explanation of Assertion.
(b) Both Assertion and Reason are true but Reason is not a correct explanation of Assertion.
(c) Assertion is true and Reason is false.
(d) Assertion is false and Reason is true.

Q. Assertion: A circle is a rectilinear figure.
Reason: A figure formed of line segments only is called a rectilinear figure.
(a) Both Assertion and Reason are true and Reason is a correct explanation of Assertion.
(b) Both Assertion and Reason are true but Reason is not a correct explanation of Assertion.
(c) Assertion is true and Reason is false.
(d) Assertion is false and Reason is true.

View More

Join BYJU'S Learning Program

similar_icon

Related Videos

lock

Metallurgy of Copper

CHEMISTRY

Watch in App

explore_more_icon

Explore more

Extraction of Copper

Standard XII Chemistry

Join BYJU'S Learning Program

CrossIcon