Question

· The motion of A, B, C and D is plotted on a distance-time graph below. Study the graph and
answer the following.
a.
Who is travelling fastest?
30 D
25
b. At what time do A and B meet each other?
20
C.
At what distance does D meet C?
Distance (in metre)
15
10
d. What can you say about speed of B and C?
e. Is the motion of D different from that
5
of A, B and C? How?
10
50
X
20 30 40
Time (in seconds)​

Answer 1

Answer:

Explanation:

a its is travelling fast

Answer 2

Answer:

स एव दीपनाशाय कृशे कस्यास्ति सौहृदम !! पीठ पीछे काम बिगाड़नेवाले था सामने प्रिय बोलने वाले ऐसे मित्र को मुंह पर दूध रखे हुए विष के घड़े के समान त्याग देना चाहिए । विद्या मित्रं प्रवासेषु भार्या मित्रं गॄहेषु च। व्याधितस्यौषधं मित्रं धर्मो मित्रं मॄतस्य च॥