Download App

Motion and Time — Science STD 7 — Question

Gujarat BoardEnglish MediumSTD 7ScienceMotion and Time1 Mark
MCQ
Assertion (A) A simple pendulum is an example of non-periodic motion.
Reason (R) A simple pendulum does to and fro motion which is known as oscillatory motion.
  • A
    Both A and R are true and R is the correct explanation of A
  • B
    Both A and R are true but R is not the correct explanation of A.
  • C
    A is true but R is false
  • ✓
    A is false but R is true.
✓

Answer

Correct option: D.
A is false but R is true.
(D) A is false but R is true.
A simple pendulum is an example of periodic motion.

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Explore more

More "Assertion (A) & Reason (B) MCQ" from Motion and Time→Motion and Time — all question types→Science STD 7 question papers→Gujarat Board STD 7 question papers→Gujarat Board question paper generator→

Similar questions

Assertion (A): Churning of food takes place in the stomach.
Reason (R): The walls of the stomach contract and relax to churn the food.
→
Assertion (A): The Sun appears to rise in the east and set in the west.
Reason (R): The Earth rotates from west to east.
→
Assertion (A): Non-metals form acidic oxides.
Reason (R): Non-metallic oxides turn blue litmus paper red.
→
Assertion (A): A pendulum moves in oscillatory motion.
Reason (R): Its movement repeats in regular intervals.
→
Assertion (A): Melting of ice is a chemical change.
Reason (R): There is no new substance formed when ice melts.
→
The following questions consist of two statements
Assertion (A) and Reason (R). Answer these questions by selecting the appropriate option given below.
Assertion (A) Ingestion of food is difficult without teeth.
Reason (R) Teeth helps in breaking down the food into small pieces.
→
Assertion (A): Lunar eclipses can be observed from any location where the Moon is visible.
Reason (R): Earth's shadow is larger than the Moon.
→
Statement A: Image formed by a plane mirror is laterally inverted.
Statement B: Images of alphabets T and O appear identical to themselves in a plane mirror.
→
Assertion (A) Yeast is an anaerobes.
Reason (R) In anaerobic respiration, glucose breaks down into carbon dioxide and water only.
→
Assertion (A) Green plants can make their own food.
Reason (R) They have chlorophyll pigment stored in chloroplast.
→