Q-1 Draw a distance - time graph from the below given information and answer the questions
given below.
(5)
TIME(HOUR) 0 2 4 8 12
DISTANCE(KM) 0 50 150 150 250
1. What type of motion is observed in the substance during the time duration of 0 to 4
hours?
2. During which time duration is the substance seen in stable state?
Answers
Answer:
1 . during hour 0 to 4 we will observing linear movement
2. between hour 4 and 8 we are observing stable state of substance
Answer:
Question 1:
The following table depicts the maximum temperature on the seven days of a particular week. Study the table and draw a line graph for the same.
Day Sun Mon Tues Wed Thurs Fri Sat
Maximum temp. (in °C) 25 28 26 32 29 24 31
ANSWER:
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Question 2:
Consider the following input/output table. Draw a line graph for it.
Input 1 2 4 5 7
Output 2 5 11 14 20
Now, use the graph drawn to predict the outputs for the inputs of 3 and 8.
ANSWER:
From the graph, we can see that outout for the inputs of 3 and 8 are 8 and 23 respectively.
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Question 3:
The table given below depicts the annual gross profit of a company for a period of 5 years. Study the table and draw a line graph for the same.
Year 2013 2014 2015 2016 2017
Gross profit (in lakhs of Rs) 17 15.5 11.4 12.1 14.9
ANSWER:
ans
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Question 4:
Ajeeta starts off from home at 7 a.m. with her father on a scooter that goes at a uniform speed of 30 km/hr. Her father drops her at her school after half an hour. She stays in the school till 1.30 p.m. and takes an autorickshaw to return home. The autorickshaw has a uniform speed of 10 km/hr. Draw the line graph for the given situation and also determine the distance of Ajeets's school from her home.
ANSWER:
distance of Ajeets's school from her home is given by
speed = distancetime
30 = distance1/2
distance = 15 km
Distance-Time graph is given by