cbse sample question paper 2024 – Page 2 – Discussion Forum

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Rajshekhar

Asked: December 18, 2023In: Class 10 Science

An element “X” has mass number 35 and the number of neutrons, is 18. Identify the group number and period of “X”.

CBSE science Class 10 sample question paper 2023-2024 pdf free download

Subham Kumar

Asked: December 16, 2023In: Class 10 Science

When a concave mirror is placed facing Sunlight, the Sun’s rays or sun light converge to a point 10 cm from the mirror. Now, if you place 2 cm long candles flame 20 cm away on the principal axis of the mirror, where would you specify a place a screen to obtain the image of the candle? What would see the size of a image? Draw a ray diagram to justify your answer.

CBSE Class 10 science sample question paper for board exam 2023-2024