A height of 6 ft 3 in is equal to _______. (Round to 3 significant digits)
2 answers:
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Explanation:
(i)
O is the object and I is the image.
The image formed is enlarged and it is erect. So the magnification will be positive (+) and greater than 1.
Refer above image. 1
(ii)
O is the object and I is the image.
The image formed is diminished and erect. So the magnification will be positive (+) and less than1.
Refer above image. 2
(iii)
The image will be formed as the 2F on the other side of the lens and it will be of same of the object.
Answer:
288.2 K
Explanation:
= Volumetric expansion coefficient =
= Initial temperature = 273.1 K
= Final temperature
= Original volume = 150 mL
Change in volume is given by
The temperature of the ethyl alcohol should be 288.2 K to reach 150 mL