Given $\stackrel{\to }{\mathrm{a}}+\stackrel{\to }{\mathrm{b}}+\stackrel{\to }{\mathrm{c}}+\stackrel{\to }{\mathrm{d}}=0$, which one of the following is incorrect?

1.  must be null vectors.

2. The magnitude of $\left(\stackrel{\to }{\mathrm{a}}+\stackrel{\to }{\mathrm{c}}\right)$ equals the magnitude of $\left(\stackrel{\to }{\mathrm{b}}+\stackrel{\to }{\mathrm{d}}\right)$.

3. The magnitude of $\stackrel{\to }{\mathrm{a}}$ can never be greater than the sum of the magnitudes of

4. $\left(\stackrel{\to }{\mathrm{b}}+\stackrel{\to }{\mathrm{c}}\right)$ must lie in the plane of  if  are not collinear, and along the direction of  if they are collinear.

Subtopic:  Resultant of Vectors |
To view explanation, please take trial in the course below.
NEET 2023 - Target Batch - Aryan Raj Singh
To view explanation, please take trial in the course below.
NEET 2023 - Target Batch - Aryan Raj Singh
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A scalar quantity is one that:

1. is conserved in a process.

2. will never accept negative values.

3. must be dimensionless.

4. has the same value for observers with different orientations of axes.

Subtopic:  Scalars & Vectors |
To view explanation, please take trial in the course below.
NEET 2023 - Target Batch - Aryan Raj Singh
To view explanation, please take trial in the course below.
NEET 2023 - Target Batch - Aryan Raj Singh