NCERT CLASS 10 SCIENCE PAGE 164 ONE LINERS

NCERT CLASS 10 SCIENCE PAGE 164 ONE LINERS

NCERT CLASS 10 SCIENCE PAGE 160 ONE LINERS

NCERT CLASS 10 SCIENCE PAGE 161 ONE LINERS

NCERT CLASS 10 SCIENCE PAGE 164 ONE LINERS

Q1 the nature, position and size of the image formation by a concave mirror depend on what ?
Answer – position of the object in relation to point P,F and C
Q2 position of the object at infinity what are the result of image ?
Answer – position of image — at the focus F
Size of the image— highly diminished point-size
Nature of the image— real in inverted.
Q3 if the object at beyond C then the size of the image is?
Answer – diminished
Q4 position of the object at C is the result with image?
Answer – position of the image— at C
Size of the image— same-size
Nature of the image— real and inverted
Q5 position of the object at between C and F what is the result with image ?
Answer – position of the image— beyond C
Size of the image— enlarged
Nature of the image— real and inverted
Q6 position of the object at F what is the result with image?
Answer – position of the image— at Infinity.
size of the image— highly enlarged.
nature of the image— real and inverted.
Q7 position of the object at between p and F what is the result with image?
Answer – position of the image— behind the mirror.
size of the image— enlarged.
nature of the image— virtual and erect.
Q8 how many reflected Ray give the position of the image on intersection?
Answer – only two reflected ray.
Q9 A ray parallel to principal axis, after reflection will pass through the principal focus in the
case is called _________?
Answer – concave mirror.
Q10 In how many conditions the image is formed small than the object and name then ,(concave mirror)?
Answer – only two condition
(i) object and infinity.
(ii) object beyond C.

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