MyQuestionIcon

3

You visited us 3 times! Enjoying our articles? Unlock Full Access!

Physisorption

Assertion A :...

Question

Assertion (A) : According to Joule, heat and work are related
Reason (R) : For every 1 cal. of heat we can get 4.186 J of mechanical work.

A

Both Assertion and Reason are true and reason is correct explanation of Assertion

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

B

Both Assertion and Reason are true but reason is not correct explanation of Assertion

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

C

Assertion is true but reason is false

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

D

Both assertion and reason are false

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

Open in App

Solution

The correct option is A Both Assertion and Reason are true and reason is correct explanation of Assertion
For every 1 cal. of heat we can get 4.186 J of mechanical work. It proves that heat and work are related.

Suggest Corrections

thumbs-up

0

Similar questions

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 : Photosensitivity of a metal is high if its work function is small.

Reason : Work function $h f_{0}$ where $f_{0}$ is the threshold frequency.

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: 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. 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.

View More

Join BYJU'S Learning Program

similar_icon

Related Videos

lock

Physisorption and Chemisorption

CHEMISTRY

Watch in App

explore_more_icon

Explore more

Standard XII Chemistry

Join BYJU'S Learning Program

CrossIcon