MKCL Maharashtra Olympiad Movement Question Paper STD IX 2015

Name of the Organisation : Maharashtra Knowledge Corporation Limited
Name of the Post : Maharashtra Olympiad Movement Question Paper STD IX 2015
Year : 2014- 2015
Class : Standard IX
Subject : Science, Mathematics,Mental Ability

Website : https://www.mkcl.org/
Download Sample Question Paper : https://www.pdfquestion.in/uploads/8370MOMStd9.pdf

Maharashtra Olympiad Movement Question Paper STD IX :

Science :
1) Two tourists who are at distance 40 km from their hotels want to reach the hotel in the shortest possible time. They have a bicycle which they decide to use turn by turn.

Related : MKCL Maharashtra Olympiad Movement Question Paper STD VIII 2015 : www.pdfquestion.in/8368.html

They agree to leave the bicycle at intermediate points between which, one walks and other rides the bicycle. Both can walk with the speed of 5 km/hour and ride the bicycle with 15 km/hour. What will be the mean speed of the tourists?
a) 10 km/hr
b) 7.5 km/hr
c) 5 km/hr
d) None of the above

2) In above question, for how much time the bicycle will remain unused?
a) 2 hours
b) 1 hour
c) 2 hours 40 minutes
d) It will never remain unused

3) What happens when two forces act on same body in the same direction?
a) They cancel each other
b) The stronger one prevails
c) They add together
d) Their sum divided by two is the total force

4) The force of gravity on a person or object at the surface of a planet is known as ……..
a) Mass
b) Inertia
c) Air resistance
d) Weight

5) 120 m long train is moving towards West at speed 10 m/s. A small bird flying toward East with a speed 5 m/s crosses the train. The time taken by the bird to cross the train would be ……..
a) 24 sec
b) 16 sec
c) 12 sec
d) 8 sec

6) A bullet is fired from a gun, the magnitude of momentum of a bullet is:
a) More than the gun
b) Less than the gun
c) Same as that of the gun
d) Can not be compared

7) A body is released from the tower of height S1, it reaches the ground after t1 seconds. If the height of tower is increased four times, the time required by the stone to reach the ground is t2, then ……..
a) t2= t1
b) t2= 4 t1
c) t2 2 = 4 1 t 2
d) t 2 2 = 2t 1 2

8) A body is thrown vertically and rises to a height of 10 m. The velocity with which the body has thrown upward is …….. . (g = 9.8 m/s2)
a) 10 m/s
b) 20 m/s
c) 14 m/s
d) None of these

9) A ball left from a height ‘h’ reaches the ground in time ‘T’. What is the height at time T/2?
a) h/28
b) h/4
c) h/2
d) 3h/4

10) At what height from the surface of the earth will the value of acceleration due to gravity be reduced by 36% from its value at the surface of the earth? (Radius of earth = 6400 km)
a) 1500 km
b) 1200 km
c) 1000 km
d) 1600 km

Mathematics :
1) A rectangular garden has an area of 2000m2 and its length and breadth are in the ratio 5: 4. A road of uniform width runs inside the garden along the perimeter and has an area 344 m2. The width of the road is then………
a) 3.0 m b) 3.5 m c) 4.0 m d) 2.0 m
2. The area of a rectangular field is 150 sq.units; its perimeter is 50 units, then its dimensions are…………..
a) 2, 75 b) 3, 50 c) 5, 30 d) 10, 15

3. Divide 80 in the ratio 3:6:7
a) 20, 30, 30
b) 15, 30, 35
c) 10, 35, 35
d) None of the above

4. PQR is an image of ABC in line L. Then which of the following is true statement?
a) A, Q, C, P are coplanar
b) B, R, A are non – coplanar
c) C, P, Q are non – coplanar
d) A, B, P are non – coplanar

5. The ratio of 5 times a number and a number obtained by subtracting 4 from 3 times the original number is 3: 1. Find the original number.
a) 3 b) -3 c) 6/7 d) (-6)/7