**1. The angle between two forces when the resultant is maximum, and minimum are _____ & _____ respectively.**

[A] 0°, 90°

[B] 180°, 90°

[C] 0°, 180°

[D] 90°, 180°

**Answer: Option C**

**Explanation:** https://youtube.com/shorts/jstyH_il49Q?feature=share

**2. The resultant of two equal forces P acting in opposite directions will be _____.**

[A] 2P

[B] zero

[C] 0.707 P

[D] sqrt(P)

**Answer: Option B**

**Explanation:** https://youtube.com/shorts/2sSjg5Tog1M?feature=share

**3. The concurrent forces P and Q (P > Q) acting along the same straight line, but in opposite direction, their resultant will ****be equal to _____.**

[A] P/Q

[B] P + Q

[C] Q/P

[D] P – Q

**Answer: Option D**

Explanation: https://youtube.com/shorts/Djmgo9GdX6o?feature=share

**4. If P and Q are the two forces acting at an angle and their resultant makes an angle theta with P, then**

[A] tanα = (Q * sin theta)/(P + Q * cos theta)

[B] tanα = (Q * sin theta)/(Q + P * cos theta)

[C] tanα = (Q * sin theta)/(P + Q * sin theta)

[D] tanα = P sin theta/( Q + P * cos theta)

**Answer: Option A**

**5. When two forces each equal to P act at 90 to each other, then their resultant will be _____.**

[A] zero

[B] sqrt(2) * P

[C] 2P

[D] 0.707 P

**Answer: Option A**

**Explanation:** https://youtube.com/shorts/47wd5SFFbmA?feature=share

**6. If resultant of two equal forces is equal to either of them, then angle between them is _____.**

[A] 90°

[B] 30°

[C] 60°

[D] 120°

**Answer: Option D**

**Explanation:** https://youtube.com/shorts/Drwpxc40yEs?feature=share

**7. Two forces of equal magnitude P act at an angle theta to each other. Their resultant is equal to _____.**

[A] 2P * cos 2theta

[B] 2P * sin theta/2

[C] 2P * cos theta/2

[D] 2P * cos theta

**Answer: Option C**

**Explanation:** https://youtube.com/shorts/bXrJduKmbNc?feature=share

**8. Two forces of 6 kN and 8 kN act at right angles to each other, the resultant force will be _____.**

[A] 28

[B] 14

[C] 10

[D] 100

**Answer: Option C**

**Explanation:** https://youtube.com/shorts/22JGGQBWVgw?feature=share

**9. Two concurrent forces each of value P are acting at a point. The angle between two forces is 120. The value of ****resultant force will be _____.**

[A] P

[B] 2P

[C] 1.414 P

[D] P/2

**Answer: Option A**

**Explanation:** https://youtube.com/shorts/I8tjzl5JjAs?feature=share