UNIT TEST (190602)
1. What area covered by minute hand of length 21 cm swipe in 40 minute.
2. The radius of a circle whose circumference is equal to the sum of the circumferences of the two circles of diameters 36cm and 20 cm is
3. The diameter of a circle whose area is equal to the sum of the areas of the two circles of radii 24 cm and 7 cm is?
4. Find the area of a sector of circle of radius 21 cm and central angle 120° The wheel of a motor cycle is of radius 35 cm.
5. How many revolutions per minute must the wheel make so as to keep a speed of 66 km/h?
6. Find the area of the minor segment of a circle of radius 14 cm, when the angle of the corresponding sector is 60° A circular park is surrounded by a road 21 m wide. If the radius of the park is 105 m, find the area of the road.
CLASS 9
Define the following 1) uniform motion 2)acceleration 3) force 4) first, second and third law of motion
Prove that sum of all angle of triangle is 1800
Find the value of value of angle of triangle is the sum of two and is 80 and their difference is 400
An exterior angle of a triangle is 105° and its two interior opposite angles are equal. Each of these equal angles is
The measure of an angle which is four times its supplement is
Show that Which is greater 49or 163
Write a short notes on cells
CLASS 8
The standard form of 12340000 is ______.
On dividing 85 by _________ we get 8.
A new born bear weighs 4 kg. How many kilograms might a five year old bear weigh if its weight increases by the power of 2 in 5 years?
Which power of 8 is equal to 26 ?
Show that Which is greater 49 or 163
The speed of light in vaccum is 3 × 108 m/s. Sunlight takes about 8 minutes to reach the earth. Express distance of Sun from Earth in
standard form.
Write a short notes eye and their parts.
CLASS 7
What must be added to 2/3 to get 4/3
What must subtracted from 7/8 to get 2/9
Find the sum of 2/4+4/6+2/9+3/8
What is difference between carnivorous , herbivores and omnivorous.
What must be added to -9/7 to get -8/11
What is difference between convection, conduction and radiation
CLASS 7
What must be added to 2/3 to get 4/3
What must subtracted from 7/8 to get 2/9
Find the sum of 2/4+4/6+2/9+3/8
What is difference between carnivorous , herbivores and omnivorous.
What must be added to -9/7 to get -8/11
What is difference between convection, conduction and radiation
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