Which particle among the following has the highest charge to mass ratio?
Anonymous Quiz
12%
Neutron
12%
Nucleus
46%
Electron
31%
Proton
Which of the following statement is incorrect about vectors?
Anonymous Quiz
13%
They have both magnitude and direction.
5%
Arrows are used to represent vectors.
69%
All fundamental physical quantities are vectors.
13%
The length of the arrow can tell us the magnitude of the vector.
❤2
A force of 500N is acting on a body upward. What is the resultant of the force?
Anonymous Quiz
19%
0 N
50%
500 N
30%
-500 N
2%
250 N
What is the angle between the two vectors A = 3i - j and B = i - 2j?
Anonymous Quiz
11%
60°
20%
57°
28%
90°
41%
45°
How will two vectors give a maximum resultant?
Anonymous Quiz
57%
When they act in the same direction.
15%
When they act in opposite direction.
26%
When they are perpendicular to each other.
2%
Can not be determined.
What should be the value of t so that the vectors A = (2, 5) and B = (10, t) become perpendicular to each other.
Anonymous Quiz
22%
4
53%
-4
13%
-3
12%
-17
What should be the other component of a 500 N force, if one of its component is 300 N ?
Anonymous Quiz
55%
200 N
5%
600 N
18%
400 N
22%
800 N
Given that: A = 2i + 5j and B = i - 3j, then what is A + B?
Anonymous Quiz
5%
i + 4j
13%
3i - 2j
73%
3i + 2j
9%
3i - 8j
❤5🤔1
If 0.8i + k j is a unit vector, then what is (are) the value (s) of k?
Anonymous Quiz
21%
± 0.8
61%
± 0.6
14%
0.6
4%
- 0.6
❤4
❤10🔥1
❤7🔥3