Subject Experts Solutions for Chapter: Clock, Exercise 1: Practice Exercise

At what time between $9$ O'clock and $10{\mathrm{O}}^{\text{'}}$ clock, will the hands of a clock be in the same straight line but not together?

At what time between $2{\mathrm{O}}^{\text{'}}$ clock and$3$ O'clock, will the hands of a clock point in opposite directions?

At what time between $5{\mathrm{O}}^{\text{'}}$ clock and $6{\mathrm{O}}^{\text{'}}$ clock in the morning, will the both hands of a clock be at right angle?

A watch which gains uniformly, is $5 \min$ slow at $7{\mathrm{O}}^{\text{'}}$ clock in the morning on Sunday and it is $5 \min 48 \mathrm{s}$ fast at $7 \mathrm{pm}$ on following Sunday. Which day was it correct?

A clock is set right at $6 \mathrm{am}$. The clock losses $16 \min$ in $24 \mathrm{h}$. What will be true time, if the clock indicates $11\mathrm{pm}$ on $4\mathrm{th}$ day?

A clock is set right at$9$ am. The clock gains $10 \min$ in$24 \mathrm{h}$. What will be true time, when the clock indicates $2 \mathrm{pm}$on the following day?

The minute hand of a clock overtakes the hour hand at intervals of $70 \min$ of the correct time. How much in a day does the clock gain or loss?

The angle between the hands of a clock when the time is $4: 25$ am, is