The strange noises—crashing, thumping, whining, and humming—were caused by Anand’s time machine being accidentally activated, likely by the thief. These sounds added mystery and fear, making the children believe something unusual or possibly supernatural had happened.
Class 7 English Poorvi Chapter 1 My Brother’s Great Invention question answer
Class 7 English NCERT Poorvi Unit 3 Chapter 1 My Brother’s Great Invention solutions
The room next to Anand and Anita’s became a source of eerie sounds like a crash, a scream, muffled thumps, an eerie whine, and a humming noise. These were caused by Anand’s time machine, which was accidentally triggered by Boppa when he entered the room. The children believed the machine had been activated and possibly transported Boppa through time. These unsettling sounds enhanced the suspense of the story and supported Anand’s claim that his invention had worked.
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