Question
At what time between 8 and 11 o’clock will the
hands of a watch be together?Solution
To be together between 8 and 11o’clock, the minute hand has to gain 40 minutes spaces. 55 minutes spaces gained in 60 minutes. 40 minutes spaces are gained in (60/55×40) minutes or 43*7/11 minutes.
Which of the following is a macronutrient?
Which one of the following wave- lengths of light is most effective in photosynthesis?
Which of the following non-metallic element shows allotropy in the liquid state?
Which of the following methods is suitable for preventing an iron frying pan from rusting?
Which gas is responsible for the ozone layer's depletion?
Indian Institute of Science, Bangalore was founded byÂ
Which of the following is true about isotopes?
Which change would directly cause the minimum wavelength in X-ray emission to decrease?