Newton’s third law – Medium – (AS Level)

Last updated: 02/11/2021

A-Level Maths Forces & Newton’s Laws Newton’s third law – Medium – (AS Level)

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Question 1 of 25

1. Question
Two forces act on an object: (-60i -70j )N and (-50i +10j) N Find the magnitude and direction of the resultant force on the object.
- $Magnitude 125 N and Bearing 208.6 °$
- $Magnitude 114 N and Bearing 219.4 °$
- $Magnitude 188 N and Bearing 362.1 °$
- $Magnitude 138 N and Bearing 265.5 °$
Correct

Incorrect
Question 2 of 25

2. Question
Two forces act on an object: (20i -40j) N and (-50i -70j ) N Find the magnitude and direction of the resultant force on the object.
- $Magnitude 114 N and Bearing 254.7 °$
- $Magnitude 125 N and Bearing 214.8 °$
- $Magnitude 76.0 N and Bearing 130.2 °$
- $Magnitude 104 N and Bearing 177.5 °$
Correct

Incorrect
Question 3 of 25

3. Question
Two forces act on an object: (10i+70j) N and (-20i-50j) N Find the magnitude and direction of the resultant force on the object.
- $Magnitude 22.4 N and Bearing 296.6 °$
- $Magnitude 14.9 N and Bearing 222.3 °$
- $Magnitude 33.5 N and Bearing 500.2 °$
- $Magnitude 20.3 N and Bearing 303.1 °$
Correct

Incorrect
Question 4 of 25

4. Question
Two forces act on an object: (70i+90j) N and (-30i+20j) N Find the magnitude and direction of the resultant force on the object.
- $Magnitude 117 N and Bearing 070.0 °$
- $Magnitude 78.0 N and Bearing 13.3 °$
- $Magnitude 176 N and Bearing 30.0 °$
- $Magnitude 129 N and Bearing 22.0 °$
Correct

Incorrect
Question 5 of 25

5. Question
Two forces act on an object: (-30i +30j) N and (0i -10j) N Find the magnitude and direction of the resultant force on the object.
- $Magnitude 36.1 N and Bearing 146.3 °$
- $Magnitude 32.8 N and Bearing 276.1 °$
- $Magnitude 39.7 N and Bearing 334.1 °$
- $Magnitude 54.1 N and Bearing 455.5 °$
Correct

Incorrect
Question 6 of 25

6. Question
Two forces act on an object: (-10i+80j) N and (-90i-60j) N Find the magnitude and direction of the resultant force on the object.
- $Magnitude 102 N and Bearing 168.7 °$
- $Magnitude 92.7 N and Bearing 255.7 °$
- $Magnitude 112 N and Bearing 309.4 °$
- $Magnitude 68.0 N and Bearing 187.5 °$
Correct

Incorrect
Question 7 of 25

7. Question
Two forces act on an object: $\overset{-30}{50}$ N and $\overset{-80}{40}$ N Find the magnitude and direction of the resultant force on the object.
- $Magnitude 142 N and Bearing 140.7 °$
- $Magnitude 213 N and Bearing 463.9 °$
- $Magnitude 156 N and Bearing 340.2 °$
- $Magnitude 129 N and Bearing 281.2 °$
Correct

Incorrect
Question 8 of 25

8. Question
Two forces act on an object: $\overset{40}{30}$ N and $\overset{80}{-60}$ N Find the magnitude and direction of the resultant force on the object.
- $Magnitude 124 N and Bearing 346.0 °$
- $Magnitude 82.5 N and Bearing 69.4 °$
- $Magnitude 112 N and Bearing 94.6 °$
- $Magnitude 136 N and Bearing 114.4 °$
Correct

Incorrect
Question 9 of 25

9. Question
Two forces act on an object: $\overset{-80}{40}$ N and $\overset{-40}{-30}$ N Find the magnitude and direction of the resultant force on the object.
- $Magnitude 120 N and Bearing 175.2 °$
- $Magnitude 80.3 N and Bearing 183.2 °$
- $Magnitude 109 N and Bearing 249.8 °$
- $Magnitude 132 N and Bearing 302.2 °$
Correct

Incorrect
Question 10 of 25

10. Question
Two forces act on an object: $\overset{80}{50}$ N and $\overset{90}{40}$ N Find the magnitude and direction of the resultant force on the object.
- $Magnitude 192 N and Bearing 027.9 °$
- $Magnitude 175 N and Bearing 56.5 °$
- $Magnitude 289 N and Bearing 93.2 °$
- $Magnitude 128 N and Bearing 41.4 °$
Correct

Incorrect
Question 11 of 25

11. Question
Two forces act on an object: $\overset{0}{-30}$ N and $\overset{60}{90}$ N Find the magnitude and direction of the resultant force on the object.
- $Magnitude 84.9 N and Bearing 045.0 °$
- $Magnitude 93.3 N and Bearing 49.5 °$
- $Magnitude 127 N and Bearing 67.5 °$
- $Magnitude 56.6 N and Bearing 30.0 °$
Correct

Incorrect
Question 12 of 25

12. Question
Two forces act on an object: $\overset{0}{50}$ N and $\overset{30}{-10}$ N Find the magnitude and direction of the resultant force on the object.
- $Magnitude 50.0 N and Bearing 053.1 °$
- $Magnitude 75.0 N and Bearing 55.3 °$
- $Magnitude 45.5 N and Bearing 33.5 °$
- $Magnitude 33.3 N and Bearing 24.6 °$
Correct

Incorrect
Question 13 of 25

13. Question
Three forces act on an object:(-80i-80j) N, (80i+0j) N and (-20i+0j) N Find the magnitude and direction of the resultant force on the object.
- $Magnitude 82.5 N and Bearing 256.0 °$
- $Magnitude 124 N and Bearing 291.1 °$
- $Magnitude 90.7 N and Bearing 213.4 °$
- $Magnitude 55.0 N and Bearing 129.4 °$
Correct

Incorrect
Question 14 of 25

14. Question
Three forces act on an object: (20i+90j) N, (30i+70j) N and (-40i-10j) N Find the magnitude and direction of the resultant force on the object.
- $Magnitude 150 N and Bearing 86.2 °$
- $Magnitude 165 N and Bearing 4.2 °$
- $Magnitude 225 N and Bearing 5.7 °$
- $Magnitude 137 N and Bearing 3.5 °$
Correct

Incorrect
Question 15 of 25

15. Question
Three forces act on an object: (90i+10j) N, (50i+30j) N and (-60i+60j) N Find the magnitude and direction of the resultant force on the object.
- $Magnitude 128 N and Bearing 051.3 °$
- $Magnitude 116 N and Bearing 35.1 °$
- $Magnitude 85.4 N and Bearing 25.8 °$
- $Magnitude 192 N and Bearing 58.0 °$
Correct

Incorrect
Question 16 of 25

16. Question
Three forces act on an object: (50i -30j ) N, (70i +40j) N and (20i -20j) N Find the magnitude and direction of the resultant force on the object.
- $Magnitude 140 N and Bearing 355.9 °$
- $Magnitude 128 N and Bearing 85.5 °$
- $Magnitude 211 N and Bearing 141.1 °$
- $Magnitude 154 N and Bearing 103.5 °$
Correct

Incorrect
Question 17 of 25

17. Question
Three forces act on an object:(50i+30j) N, (10i-10j) N and (50i+30j) N Find the magnitude and direction of the resultant force on the object.
- $Magnitude 121 N and Bearing 024.4 °$
- $Magnitude 80.6 N and Bearing 43.7 °$
- $Magnitude 110 N and Bearing 59.6 °$
- $Magnitude 181 N and Bearing 98.3 °$
Correct

Incorrect
Question 18 of 25

18. Question
Three forces act on an object: (60i+0j),N,,(80i+0j) N and (70i+90j) N Find the magnitude and direction of the resultant force on the object.
- $Magnitude 228 N and Bearing 023.2 °$
- $Magnitude 251 N and Bearing 73.5 °$
- $Magnitude 343 N and Bearing 100.2 °$
- $Magnitude 208 N and Bearing 60.7 °$
Correct

Incorrect
Question 19 of 25

19. Question
Three forces act on an object: $\overset{0}{-10}$ N, $\overset{-60}{0}$ N and $\overset{20}{60}$ N Find the magnitude and direction of the resultant force on the object.
- $Magnitude 64.0 N and Bearing 128.7 °$
- $Magnitude 42.7 N and Bearing 214.2 °$
- $Magnitude 96.0 N and Bearing 482.0 °$
- $Magnitude 58.2 N and Bearing 292.1 °$
Correct

Incorrect
Question 20 of 25

20. Question
Three forces act on an object: $\overset{70}{30}$ N, $\overset{-70}{-80}$ N and $\overset{-20}{10}$ N, Find the magnitude and direction of the resultant force on the object.
- $Magnitude 44.7 N and Bearing 243.4 °$
- $Magnitude 29.8 N and Bearing 137.7 °$
- $Magnitude 67.1 N and Bearing 309.8 °$
- $Magnitude 49.2 N and Bearing 227.2 °$
Correct

Incorrect
Question 21 of 25

21. Question
Three forces act on an object: $\overset{20}{-20}$ N, $\overset{60}{70}$ N and $\overset{40}{-70}$ N, Find the magnitude and direction of the resultant force on the object.
- $Magnitude 122 N and Bearing 350.5 °$
- $Magnitude 111 N and Bearing 90.4 °$
- $Magnitude 134 N and Bearing 109.4 °$
- $Magnitude 182 N and Bearing 149.2 °$
Correct

Incorrect
Question 22 of 25

22. Question
Three forces act on an object: $\overset{-80}{10}$ N, $N and [latex]\overset{0}{-80}$ N Find the magnitude and direction of the resultant force on the object.
- $Magnitude 60.0 N and Bearing 180.0 °$
- $Magnitude 66.0 N and Bearing 297.0 °$
- $Magnitude 40.0 N and Bearing 180.0 °$
- $Magnitude 54.5 N and Bearing 245.5 °$
Correct

Incorrect
Question 23 of 25

23. Question
Three forces act on an object: $\overset{-90}{-50}$ N, $\overset{70}{-50}$ N and $\overset{-80}{60}$ N Find the magnitude and direction of the resultant force on the object.
- $Magnitude 108 N and Bearing 201.8 °$
- $Magnitude 162 N and Bearing 372.3 °$
- $Magnitude 118 N and Bearing 273.0 °$
- $Magnitude 71.8 N and Bearing 165.5 °$
Correct

Incorrect
Question 24 of 25

24. Question
Three forces act on an object: $\overset{-30}{30}$ N, $\overset{20}{30}$ N and $\overset{-30}{10}$ N Find the magnitude and direction of the resultant force on the object.
- $Magnitude 80.6 N and Bearing 119.7 °$
- $Magnitude 88.7 N and Bearing 363.3 °$
- $Magnitude 121 N and Bearing 495.4 °$
- $Magnitude 53.7 N and Bearing 220.2 °$
Correct

Incorrect
Question 25 of 25

25. Question
Three forces act on an object: $\overset{80}{60}$ N, $\overset{0}{-60}$ N and $\overset{-30}{30}$ N Find the magnitude and direction of the resultant force on the object.
- $Magnitude 58.3 N and Bearing 031.0 °$
- $Magnitude 87.5 N and Bearing 88.6 °$
- $Magnitude 64.1 N and Bearing 64.9 °$
- $Magnitude 53.0 N and Bearing 53.7 °$
Correct

Incorrect