a lens of focal length 12 cm forms an erect image, three times the size of the object. The distance between the object and image is:
Anonymous Quiz
22%
8
31%
16
29%
32
18%
24
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an object is placed 21 cm from a converging lens, the image formed is slightly smaller than the object. If the object is placed at a distance of 19 cm from the lens, the image formed is slightly larger than the object. The approximate focal lengths
Anonymous Quiz
25%
5
37%
10
24%
15
14%
20
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ΰ€¬ΰ€¦ΰ€²ΰ€¨ΰ€Ύ ΰ€ΰ€°ΰ₯ΰ€°ΰ₯ ΰ€Ήΰ₯ | Need to change | Phase 1 | Day 1
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The electronic configuration of an element is found to be 2, 4. How many bonds can one carbon atom form in a compound?
Anonymous Quiz
12%
1
35%
2
35%
4
19%
6
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A carbon compound contains two atoms of carbon. Which name should the carbon compound bear
Anonymous Quiz
18%
Butane
56%
Ethane
19%
Ethene
7%
Ethyne
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an object is placed symmetrically between two plane mirrors, inclined at angle of 72 degree, then total no. of images formed:
Anonymous Quiz
18%
5
47%
4
25%
3
10%
2
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π5π₯2β€1π1
An image of an object produced on a screen which is about 36 cm using a convex lens. The image produced is about 3 times the size of the object. What is the size of the object?
Anonymous Quiz
39%
12
35%
13
20%
14
6%
15
π€©6π3π2π1
The blood living in tissue becomes richer in
Anonymous Quiz
14%
Co2
14%
Water
58%
Hameoglobin
14%
Oxygen
π6π4π₯°3
Blood is pumped from heart to entire body by the
Anonymous Quiz
28%
Lungs
36%
Ventricle
28%
Atria
8%
Nervous
π8β€2π1
Which of the following carries substance upwards as well as downwards in a plant
Anonymous Quiz
38%
Xylem
35%
Pholem
20%
Companion cell
6%
Trachied
π9π4
The pholem tissue in plant is responsible for the transport of
Anonymous Quiz
23%
Water
49%
Water and minerals
18%
Sugar
11%
All
π€©4π3π€3π2π₯°1
In which of the following are the largest amount of nitrogen excerpted from a mammalian body
Anonymous Quiz
19%
Breath
36%
Sweat
41%
Urine
4%
Faces
π8π3
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Chemical Reaction and equation SSC class 10 - Oneshot | Maharashtra Board | 2022 - 23
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Effects of Electric Current Class 10 SSC - Oneshot || Maharashtra Board || 2022 - 23
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