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    Question

    In the following passage some of the words have been left out. Read the passage carefully and choose the correct answer for the given blank out of the four alternatives.

    Scientists, __________ one of Indian origin, have __________ an ultra-thin device that can power your smartphone, fitness tracker and other gadgets using human movements such as walking and waving. Based on battery_______ , and made from layers of black phosphorus that are only a few atoms thick, the energy harvesting system _______ small amounts of electricity when it is bent or pressed even at the __________ low frequencies characteristic of human motion.

    Scientists, __________ one of Indian origin

    A Having Correct Answer Incorrect Answer
    B Including Correct Answer Incorrect Answer
    C Possessing Correct Answer Incorrect Answer
    D Contemplating Correct Answer Incorrect Answer
    E None of these Correct Answer Incorrect Answer

    Solution

    Scientists, including one of Indian origin, have developed an ultra-thin device that can power your smartphone, fitness tracker and other gadgets using human movements such as walking and waving. Based on battery technology, and made from layers of black phosphorus that are only a few atoms thick, the energy harvesting system generates small amounts of electricity when it is bent or pressed even at the extremely low frequencies characteristic of human motion.

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