Jenni Desuja

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Jenni Desuja

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Kumar Verma

Asked: December 4, 2021In: Class 10 Science

A student obtained a sharp image of a candle flame placed at the distant end of the laboratory table on a screen using a concave mirror to determine its focal length. The teacher suggested him to focus a distant building about 1 km far from the laboratory, for getting more correct value of the focal length. In order to focus the distant building on the same screen the student should slightly move the:

Class 10th Science Session 2022-23 Class 10 Science Terminal Exams MCQ Solutions Class X Science MCQ Extra Questions Answers 10th Science Terminal Exam Based MCQ Extra Questions

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Vikram Jeet

Asked: December 3, 2021In: Class 10 Science

A negative sign in the magnification value indicate that the image is:

Remember that a negative sign in the magnification value indicates that the image is real and inverted.

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Janvi Sinha

Asked: November 24, 2021In: Class 9 Science

Slope of a velocity time graph gives:

Slope of velocity time graph gives acceleration. Because slope of the curve = v/t, where v/t = acceleration.

Jenni Desuja

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