Gopa Shilpi Classes - Class X - Physics
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Suhana Sultana joined the group Gopa Shilpi Classes - Class X - Physics
Sayanjali Chakraborty provided an answer for the question Reflection 17- Sayanjali Chakraborty provided an answer for the question Reflection 16
- Sayanjali Chakraborty provided an answer for the question Reflection 15
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- INTRODUCTIONIn this chapter we will learn about metals and non-metals in very details. We know that on the basis of the physical and chemical properties, we can classify elements into metals and non-metals. Iron bars : MetalSulphur :...
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www.studyadda.com - StudyAdda topic on Magnetic Effects of Electric Current
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- Chapter - Light topicsReflection of lightRefraction of lightCalculations about the above topicsVIBGYOR
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- One half of a convex lens of focal length 10 cm is covered with a black paper. Can such a lens produce an image of a complete object placed at a distance of 30 cm from the lens? Draw a ray diagram to justify your answer. A 4 cm tall object is placed...
- (a) Define absolute refractive index. (b) The path of a light ray from three different media A, B and C for a given angle of incidence is shown below. Study the diagrams and answer the following questions:(i) Which of the three media A, B or C...
- State the relation between object distance, image distance and focal length of a concave or convex mirror. A concave mirror produces two times magnified real image of an object at 10 cm from it. Find the position of the image.
- (a) Write relation between , u v f for lenses and for mirrors, where , uvf are object distance, image distance and focal length respectively. (b) The magnification produced by a concave mirror is m 4 =+. Write the information about the image given...
- The focal length of a concave mirror is 30 cm. Find the position of the object in front of the mirror so that the image is three times the size of the object.
- A 5 cm tall object is placed perpendicular to the principal axis of a convex lens of focal length 20 cm. The distance of the object from the lens is 30 cm. Find the a. position b. nature c. size of the image formed.
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