What sign (+ve or -ve) has been given to the following on the basis of Cartesian Sign Convention ? (a) Height of a real image. (b) Height of a virtual image.

Open in App

Solution

(a) Negative.(Real image is always inverted and it is below principal axis. So it is negative)
(b) Positive.(virtual image is always irrect and it is above the principal axis. So it is positive)

Suggest Corrections

Similar questions

If AB is the object and CD is the image formed. If AP is the object distance and CP is the image distance from the mirror. Then choose the correct sign convention?
$\begin{matrix} 1. h e i g h t o f i m a g e = + v e & 2. h e i g h t o f i m a g e = - v e 3. h e i g h t o f o b j e c t = + v e & 4. h e i g h t o f o b j e c t = - v e 5. A P = + v e & 6. A P = - v e 7. P C = + v e & 8. P C = - v e \end{matrix}$

Q. Which one of the following has a negative sign, on the basis of new Cartesian sign Convention?

If AB is an object, CD is an image formed. If AP is object distance CP is image distance from the mirror. Then choose the correct sign convention.

1. height of image = + ve 2. height of image = – ve

3. height of object = + ve 4. height of object = – ve

5. AP = + ve 6. AP = – ve

7. PC = + ve 8. PC = – ve.

If AB is the object and CD is the image formed. If AP is the object distance and CP is the image distance from the mirror. Then choose the correct sign convention?
$\begin{matrix} 1. & h e i g h t o f i m a g e = + v e & 2. & h e i g h t o f i m a g e = - v e 3. & h e i g h t o f o b j e c t = + v e & 4. & h e i g h t o f o b j e c t = - v e 5. & A P = + v e & 6. & A P = - v e 7. & P C = + v e & 8. & P C = - v e \end{matrix}$

Q. For an inverted image, the sign convention of the height of the image is ___ .

Join BYJU'S Learning Program

What sign (+ve or -ve) has been given to the following on the basis of Cartesian Sign Convention ? (a) Height of a real image. (b) Height of a virtual image.

(a) Negative.(Real image is always inverted and it is below principal axis. So it is negative) (b) Positive.(virtual image is always irrect and it is above the principal axis. So it is positive)

(a) Negative.(Real image is always inverted and it is below principal axis. So it is negative)
(b) Positive.(virtual image is always irrect and it is above the principal axis. So it is positive)