**1141. Two forces of 10N and 15N are acting simultaneously on an object in the same direction their resultant is :**

A. Zero

B. 5N

**C. 25N ***

D. 150N

**1142. The vectors will be as follows if the dot product of two non-zero vectors disappears:**

A. In the same direction

B. Opposite to each other

**C. Perpendicular to each other ***

D. Anti-Parallel

**1143. The dot product of two vectors is negative when :**

A. They are parallel vectors

**B. They are anti-parallel vectors ***

C. The are perpendicular vectors

D. None of the above is correct

**1144. The vector product of two non-zero vectors is zero, when :**

**A. Their lines run parallel to one another ***

B. They are perpendicular to each other

C. They are equal vectors

D. They are inclined at angle of 60 degree

**1145. Identify the vector quantity:**

A. Heat

**B. Angular momentum ***

C. Time

D. Work

**1146. Which of the following quantitates is a scalar ?**

A. Magnetic moment

B. Acceleration due to gravity

C. Electric field

**D. Electrostatic potential ***

**1147. Angular momentum is :**

A. A scalar

**B. A vector ***

C. Neither A nor B

D. Either A or B

**1148. Which of the following is a scalar quantity ?**

A. Displacement

B. Electric field

C. Acceleration

**D. Work ***

**1149. A force of 10N is acting along y-axis towards the ****origin. Its**** component along x-axis is :**

A. 10N

B. 20N

C. 100N

**D. Zero N ***

**1150. Find the angle between two forces of equal magnitude of their resultant is also equal to the magnitude of either of these forces :**

A. 60 Degree

**B. 120 Degree ***

C. 180 Degree

D. 360 Degree