How?/
How?/
edited by Bal Phondke
- 2nd ed.
- New Delhi : National Institute of Science Communication and Information Resources (CSIR), 2004.
- 100 p.; 23 cm. : col. ill.
How are computer chips made ? -- How do radars work? -- How do cordless phones work? -- How is colour TV picture produced? -- How do fire alarms work? -- How do fire extinguishers work -- How do hovercrafts move? -- How do lie detectors work? -- How do zippers work? -- How are musical instruments tuned? -- How do storage batteries work? -- How do microwave ovens work? -- How do gas masks work? -- How do loudspeakers work? -- How do aeroplanes fly? -- How do helicopters remain stationary in mid-air? -- How do parachutes work? -- How do submarines dive and surface? -- How do common locks work -- How do metal detectors work? -- How do night-vision glasses work?
817236279X
Science Fiction
Computer
Microwave ovens
828 / PHO/H
How are computer chips made ? -- How do radars work? -- How do cordless phones work? -- How is colour TV picture produced? -- How do fire alarms work? -- How do fire extinguishers work -- How do hovercrafts move? -- How do lie detectors work? -- How do zippers work? -- How are musical instruments tuned? -- How do storage batteries work? -- How do microwave ovens work? -- How do gas masks work? -- How do loudspeakers work? -- How do aeroplanes fly? -- How do helicopters remain stationary in mid-air? -- How do parachutes work? -- How do submarines dive and surface? -- How do common locks work -- How do metal detectors work? -- How do night-vision glasses work?
817236279X
Science Fiction
Computer
Microwave ovens
828 / PHO/H