............The total distance that a moving object covers divided by total time taken to cover this distance.
Average speed
Regular speed
Uniform speed
Yeast fungus reproduces asexually by……
binary fission.
budding
spore.
regeneration
Acceleration is considered one of one of ...... .... physical quantities
vector
spiral
scalar
The distance moved through a unit time.
speed
uniform acceleration
acceleration
If an object at a distance of 3 metres from a plane mirror. The distance between that object and its image is.......... metre.
6
12
9
3
If the radius of curvature of a concave mirror equals 20 cm. its focal length will be ........... cm
10
4
40
5
20
In Telophase of mitosis cell division, two new separate cells are formed, each cell has ........... number of chromosomes of mother cell
Same
more
diffrerent
less
The space which contains all the galaxies, stars, planets, moons and living organisms.
Universe
galaxy
solar system
The image formed by .......... is always virtual, erect and small.
convex mirror and concave lens
concave mirror
convex lens
plane mirror
A car starts to move from rest in straight line, its speed reaches 12 m/sec. after 4 sec. Calculate the acceleration of the car
3 m/sec2
9 m/sec2
6 m/sec2
The speed of a moving object relative to the observer is considered as.......
regular
relative
average
vector speed.
The solar system consists of the Sun and ….. planets revolve around it.
7
8
Concave lens diverges the light rays that falling on its surface.
Flase
True
It is the image which can't be recieved on a Screen ............
virtual image
Real image
Mention the measuring unit of The mass
litre
meter
Kilogram or gram
m/sec