How many of the following materials can be attracted by a magnet?<br>1. Plastic<br>2. Carbon<br>3. Aluminium<br>4. Stainless Steel<br>Select the correct answer using the code given below :
- A. 1
- B. 2
- C. 3
- D. None ✓
Correct Answer: D. None
Explanation
Plastic, carbon, and aluminium are non-magnetic. Most standard stainless steel (austenitic type) is also non-magnetic, making 'None' the most appropriate answer in a general context.
Related questions on Physics
- The commercial unit of electrical energy is kilowatt-hour (kWh), which is equal to
- Which one of the following statements regarding a current-carrying solenoid is <strong>NOT</strong> correct?
- An object is made of two equal parts by volume; one part has density \rho_{0} and the other part has density 2\rho_{0}. What is the aver...
- A pressure cooker cooks food faster by
- Which one of the following wavelengths corresponds to the wavelength of X-rays?