If an object moves in a circular path with uniform ________, its motion is called uniform circular motion.

The speed-time graph of an object is a straight line. Which of the following statements can be concluded? A- The motion of the object is a uniform motion B- The object is at rest C- The motion of the object is a non uniform motion.

A

A or B

B

B or C

C

A or C

D

A

A snail moves 25 m South, then turns left and moves 125 m, then turns left and moves 10 m, again turns left and moves 75 m and lastly turns right and moves 15 m. Where is the snail now with reference to its starting position?

A

50 m East

B

50 m West

C

140 m East

D

75 m East

Which of the following statements are comes for Network Critical Path? 1. The path of critical activities, which links the start and end events is critical path 2. It is the path of activities having zero float 3. It is the path of events having zero slack 4. The sum of the duration of the critical activities along a critical path gives the duration of the Project

A

1, 2, 3 and 4

B

1, 2 and 3 only

C

1 and 4 only

D

2, 3 and 4 only

A circular path of uniform width of area 500.5 m2 is made around a circular park of area 1386 m2. If a plant is planted after every 2m on both sides of the circular path, how many total numbers of plants are planted on the path?

A

119

B

121

C

137

D

143

Consider the following types of motion. A. Periodic Motion B. Straight Line Motion C. Rotational Motion D. Circular Motion The motion of a pendulum can be categorised in which of the following types of motion?

A

A, D

B

B and C

C

A

D

A, D, C

Gaurav cycles towards South-West for a distance of 6 m and stops there. Further, he moves towards East a distance of 10 m and from there he moves towards North-East a distance of 6 m. Next, he moves towards West a distance of 6 m. Now, he moves towards North-West a distance of 2 m. Next, he moves towards West a distance of 4 m and then towards South-West 6 m and stops at that point. Now, where is he from the starting point?

A

North

B

North - East

C

South - West

D

West

E

South

A particle in uniform circular motion is projected on its diameter. The motion of projection will be simple harmonic. Select the correct option regarding speed and acceleration of the particle in circular motion.

A

Speed is constant, acceleration is zero

B

Speed is constant, acceleration is non-zero

C

Speed changes, acceleration is non-zero

D

Speed changes, acceleration is zero

Questions below followed by three quantities. Find the relation between them. Quantity III: A path of 7 meter width is constructed around a circular garden of diameter 40 meter. What is the area of path? Quantity II: A path of 6 meter is constructed outside a rectangular park of dimension 46 m × 38 m. What is the area of the path? Quantity III: What is the area of the four walls of a room which is 25 m long, 16 m wide and 9 m high?

A

Quantity I > Quantity II < Quantity III

B

Quantity I > Quantity II > Quantity III

C

Quantity I < Quantity II > Quantity III

D

Quantity I < Quantity II < Quantity III

E

Quantity I = Quantity II = Quantity III

Two buses A and B moved from the same bus stop point. Bus A moved 2.5 km west and then turns left and moves 3 km, then turns right and moves 1.5 km and stops. Bus B moves 1 km in east and then turns right and moves 3 km and stops. Where is bus B with respect to bus A?

A

B is 7 km south of A

B

B is 6 km east of A

C

B is 5 km east of A

D

B is 8 km north of A

Pavani moves towards South-East a distance of 7 m, then she moves towards West and travels a distance of 14 m. From here she moves towards North-West a distance of 7 m and finally she moves a distance of 4 m towards East. How far is she now from the starting point?

A

3 m

B

4 m

C

10 m

D

11 m

E

9 m

If an object moves in a circular path with uniform ________, its motion is called uniform circular motion.

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