physics

In which of the following simple machines is the effort applied between the load and the fulcrum?

A. Scissors B. Pliers C. Wheel barrow D. Sugar tongs E. Nutcrackers Correct Answer: Option D - Sugar tongs

5 years ago

Which of the following is a scalar quantity?

A. Tension B. Weight C. Impulse D. Upthrust E. Distance Correct Answer: Option E - Distance

5 years ago

Which of the following is used for shielding radioactive fall-outs?

A. Plastic B. Wood C. Textile D. Aluminium E. Lead Correct Answer: Option E - Lead

5 years ago

Which of the following cannot be explained by the molecular theory of matter?

A. Conduction B. Radiation C. Convection D. Evaporation E. Expansion Correct Answer: Option B - Radiation

5 years ago

Which of the following is not a product of nuclear fission?

A. Alpha particle B. Beta particle C. Gamma ray D. X-ray E. Neutron Correct Answer: Option D - X-ray

5 years ago

Which of the following are emitted from a radioactive substance without altering either the nucleon number or the proton number of the substance?

A. Protons B. Neutrons C. Gamma rays D. Beta particles E. Alpha particles Correct Answer: Option C - Gamma rays

5 years ago

A moving-coil meter with an internal resistance of 100Ω has a full-scale deflection when a current of 10m2 flows through it. What value of resistance would convert it to read 10V at full- scale deflection?

A. 20 B. 100 C. 600 D. 900 E. 1000 Correct Answer: Option D - 900

5 years ago

A radioactive nuclide of mass 6.09 has a half-life of 8 days. Calculate the time during which 5.25g of the nuclide would have decayed?

A. 1 day B. 2 days C. 8 days D. 24 days E. 42 days. Correct Answer: Option D -…

5 years ago

Which of the following statements are not true of a moving-coil milliammeter?

I. It can be used to measure alternating current II. It has a linear scale III. It can be adapted…

5 years ago

A cell of e.m.f 1.5V and internal resistance 2.552 is connected in series with an ammeter resistance 0.50 and a load of resistance 7.00. Calculate the current in the circuit

A. 0.15A B. 0.20A C. 2.1OA D. 3.00A E. 6.67A Correct Answer: Option A - 0.15A

5 years ago
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