The minutes handle make 7 rotations since 12’O clock. Where is its position now?

A fish was at 16 feet below the surface of sea and went down another 17 feet. What is its position now from the surface of sea ?

Find the angles between the two handles of a clock at the given timings? i) At 12’O clock ii) At 3 p.m, iii) At 6 a.m, iv) At 9 a.m, v) At 5 a.m.

The magnetic needle of a vibration magnetometer makes 12 oscillations per minute in the horizontal component of earth's magnetic field. When an external short bar magnet is placed at some line, it makes 15 oscillations per minute, If the poles of the bar magnet are interchanged, the number of oscillations it makes per minute is

Find the angles between the two handles of a clock at the given timings? i) 3’O clock morning, ii) 10’O clock in the morning, iii) 7’O clock in the morning, iv) 9’O clock in the morning, v) 11’O clock in the night.

Write the type of angle formed between the long hand and short hand of a clock at the given timings.(Take the small hand as the base) i) At 9’O clock in the morning, ii) At 6’O clock in the evening, iii) At 12 noon, iv) At 4’O clock in the afternoon, v) At 8’O clock in the night.

The length of the minute hand of a clock is 3.5 cm Find the area swept by minute hand in 30 minutes . ("use"pi=(22)/(7))

The line joining the points A(3,0) and B(5,2) is rotated about A in the anticlock wise direction through an angle of 15^@ If B goes to C in the new position now the line joining A and C is rotated about A in the anticlock wise direction through an angle of 45^@ of C goes to D in the new position, then the coordinate of D are

Where does the photolysis of H_(2)O occur ? What is its significance ?