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4.Find: (a) 15% of 250
08
Oct
4.Find: (a) 15% of 250 4.Find: (a) 15% of 250 October 8, 2020 Category: Chapter 8 - Comparing Quantities , Maths , NCERT Class 7 ,
A convex lens of focal length 20 cm and another plano convex lens of focal length 40 cm placed co-axially (see figure). The plano convex lens is silvered on plane surface. What should be the distance
08
Oct
A convex lens of focal length 20 cm and another plano convex lens of focal length 40 cm placed co-axially (see figure). The plano convex lens is silvered on plane surface. What should be the distance A convex lens of focal length 20 cm and another plano convex lens of focal length 40 cm placed [...]
Look at the ray diagram shown, what will be the focal length of the 1 st and the 2nd lens, if the incident light ray passes without any deviation?
08
Oct
Look at the ray diagram shown, what will be the focal length of the 1 st and the 2nd lens, if the incident light ray passes without any deviation? if the incident light ray passes without any deviation? Look at the ray diagram shown what will be the focal length of the 1 st and [...]
3.Estimate what part of the figures is coloured and hence find the percent which is coloured:
08
Oct
3.Estimate what part of the figures is coloured and hence find the percent which is coloured: 3.Estimate what part of the figures is coloured and hence find the percent which is coloured: October 8, 2020 Category: Chapter 8 - Comparing Quantities , Maths , NCERT Class 7 ,
A double convex lens which is made of a material of refractive index mu 1 , is placed inside two liquids of refractive indices mu 2 and mu 3 . The upper half of the lens is submerged
08
Oct
A double convex lens which is made of a material of refractive index mu 1 , is placed inside two liquids of refractive indices mu 2 and mu 3 . The upper half of the lens is submerged A double convex lens which is made of a material of refractive index mu 1 is placed [...]
2.Convert the given decimal fractions to percents: (c) 0.02 (d) 12.35
08
Oct
2.Convert the given decimal fractions to percents: (c) 0.02 (d) 12.35 2.Convert the given decimal fractions to percents: (c) 0.02 (d) 12.35 October 8, 2020 Category: Chapter 8 - Comparing Quantities , Maths , NCERT Class 7 ,
The graph shows relationship between object distance and image distance for an equiconvex lens. Then, focal length of the lens is
08
Oct
The graph shows relationship between object distance and image distance for an equiconvex lens. Then, focal length of the lens is focal length of the lens is The graph shows relationship between object distance and image distance for an equiconvex lens. Then October 8, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP [...]
2.Convert the given decimal fractions to percents: (a) 0.65 (b) 2.1
08
Oct
2.Convert the given decimal fractions to percents: (a) 0.65 (b) 2.1 2.Convert the given decimal fractions to percents: (a) 0.65 (b) 2.1 October 8, 2020 Category: Chapter 8 - Comparing Quantities , Maths , NCERT Class 7 ,
1.Convert the given fractional numbers to percent: (c) 3/40 (d) 2/7
08
Oct
1.Convert the given fractional numbers to percent: (c) 3/40 (d) 2/7 1.Convert the given fractional numbers to percent: (c) 3/40 (d) 2/7 October 8, 2020 Category: Chapter 8 - Comparing Quantities , Maths , NCERT Class 7 ,
1.Convert the given fractional numbers to percent: (a) 1/8 (b) 5/4
08
Oct
1.Convert the given fractional numbers to percent: (a) 1/8 (b) 5/4 1.Convert the given fractional numbers to percent: (a) 1/8 (b) 5/4 October 8, 2020 Category: Chapter 8 - Comparing Quantities , Maths , NCERT Class 7 ,