Question 3

Paheli and Boojho measured their body temperature. Paheli found her’s to be ${98.6}^{\circ} F$ and Boojho recorded $37^{\circ} C$ . Which of the followng statement is true?

(a) Paheli has a higher body temperature than boojho.

(b) Paheli has a lower body temperature than boojho

(c) Both have normal body temperature.

(d) Both are suffering from fever.

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Solution

Both the values are same and it is normal body temperature of a human body. So, the answer is (c).

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Similar questions

Question 1

Boojho and Paheli were given one mirror each by their teacher. Boojho found his image to be erect and of the same size whereas Paheli found her image erect and smaller in size. This means that the mirrors of Boojho and Paheli are, respectively

(a) plane mirror and concave mirror.

(b) concave mirror and convex mirror.

(d) convex mirror and plane mirror.

Q. Question 9

Paheli and Boojho observe a bright object in the night sky which was not twinkling. Paheli says, it is a star and Boojho says it is a planet. Who is correct?

Q. Paheli switches on a torch and aims it at a mirror. The reflected light from the mirror falls on Boojho, who is standing beside Paheli. For Boojho, what kind of objects are the torch and the mirror?

(a) Find out the position of the image of an object situated at A in the plane mirror (Fig. 16.21).

(b) Can Paheli at B see this image?

(d) When Paheli moves from B to C, where does the image of A move?

Q. Paheli and Boojho observe a bright object in the night sky which was not twinkling. Paheli says, it is a star and Boojho says it is a planet. Who is correct? Do stars emit light only during night? [2 MARKS]

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Measuring Temperature

Standard VII Physics

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