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DIFFERENTIATE BETWEEN SCALAR AND VECTOR QUANTITIES .
5 examples of uniform and Non-uniform motion.??
EXPLAIN WHETHER THE WALLS OF A CLASSROOM ARE AT REST OR IN MOTION?
list 10 scalar and 10 vector quantities related to motion.
What is the full form of CGS and SI?
give 5 examples of uniform circular motion ?
Please explain the derivation of the equations of motion by graphical method.
activity 8.3 and 8.4 of motion chapter 8
derive the third equation of motion : v2 - u2 =2as
what is the formula for retardation
give 5 examples of uniform acceleration.
Can a body have zero velocity and still acceleration? give examples,Please answer by 7:30 pm today
if momentum of a body increases by 20 percent, then percentage increase in its kinetic energy is...
how to draw the distance - time graph for activity 8.9 and activity 8.10 in page number 106 and 107
Derive the following equations of motion graphically-
1) v = u + at
2) s = ut + 1/2at2
derivation - equation of motion by graphical method
Can u give me 9th cbse fa1 sample paper
Q 49 A man travels a distance of 1.5m towards East, then 2.0m towards South and finally 4.5m towards East.
what are the difference between uniform linear and uniform circular motion? explain with example.
what is retardation? and how doesit affect the speed?
differentiate between distance and displacement
Uniform circular motion is an accelerated motion . JUSTIFY THIS STATEMENT
What is the basic difference between Motion and Rest ?
A train goes from station A to station B as shown in figure. Calculate(i) The distance traveled by the train(ii) The magnitude of the displacement of the train on reaching station B.
A body is moving along a circular path of radius(R). What will be the distance and displacement of the body when it completes half revolution?
ABDUL WHILE DRIVING TO SCHOOL COMPUTES THE AVERAGE SPEED FOR HIS TRIP TO BE 20 KM/HOUR. ON HIS RETURN TRIP ALONG THE SAME ROUTE , THERE IS LESS TRAFFIC AND THE AVERAGE SPEED IS 30 KM/HOUR. WHAT IS THE AVERAGE SPEED FOR ABDUL'S TRIP?
state four differences between distance and displacement
Difference between uniform and non - uniform motion.
give an example to show that displacement can be negative?
S=ut+1/2at2 prove by graphical method.
A body travels 200cm in the 1st 2 s and 220cm in the next 5 s.Calculate the velocity at the end of 7th second from start ? It's answer is 2.22 m/s
explain different types of motion with dailylife examples.
example for acceleration against the direction of motion
1. Distinguish between distance and displacement fora) an object moving along a straight lineb)an object moving in a plane2. Give an example where the speed on object first increases,then remains constant for some time,and then decreases.3.A girl bends to touch her toes.Is the motion of her head an example of uniform motion or accelerated motion.Explain.
1. Distinguish between distance and displacement for
a) an object moving along a straight line
b)an object moving in a plane
2. Give an example where the speed on object first increases,then remains constant for some time,and then decreases.
3.A girl bends to touch her toes.Is the motion of her head an example of uniform motion or accelerated motion.Explain.
3 difference between fundamental and derived physical quantities
rest and motion are relative terms. Explain.
can a body be at rest and motion at a same time ? explain
1.The numerical ratio of displacement to distance for a moving object is:
a)always less than 1
b)always equal to 1
c)always grater than 1
d)equal to or less than 1
give some examples of accelerated motion in everyday life
If a body has a velocity of 50m/s and the uniform accelaration is 5m/s2, find the time it takes to travel a distance of 240m through an equation of motion.
Under what condition is the magnitude of average velocity of an object equal to it's average speed?
A ball is dropped on the floor from the height of 10m. It rebounds to a height of 2.5m. If the ball is in contact with the floor for 0.01 seconds, what is the average acceleration during contact ?
Can the displacement be greater than the distance travelled by an object ?
Derive the equation :
What is To and Fro Motion? Explain with examples.
A train starting from rest attains a velocity of 72 km/h in 5 minutes. Assuming that the acceeration is uniform. Find the acceleration and the distance traveed by the train for attaining this velocity.
draw a velocity versus time graph of a stone thrown vertically upwards with a velocity v and then coming downwards after attaining the maximum height.
A girl swims in a swimming pool of length 100 m. She swims from one end to another end and reaches the starting point again in 2 minutes. The average velocity of the swimmer is ____.
Difference between mass and weight
a body can have zero average velocity but not zero average speed . justify
what are the similarities between distance and displacement ?
An electric train is moving with a velocity of 120 km/ hr. How much distance will it move in 30 seconds.
A body covers 4m in 3rd second and 12m in 5th second. If the motion is uniformly accelerated, how far will it travel in the next 3 seconds?
Give two examples of bodies having non-uniform motion
A car starts from rest and accelerates uniformly for 10 s to a velocity of 8 m/s. It then runs at a constant velocity and is finally brought to rest in 64 m with a constant retardation. The total distance covered by the car is 584 m. Find the value of acceleration, retardation and total time taken.
A car accelerates uniformly from 18 km/h to 36 km/h in 5 seconds.
calculate the -
b)distance covered by the car
what type of motion uniform or non-uniform is exhibited by a freely falling body? give reasons for your answer
ppt on motion of class9
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