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Mdcat-past-papers - NMDCAT - Physics Quiz

Filters: Board: NMDCAT | Subject: Physics |
61. Magnetic flux through Earth is:



62. The magnetic field of Earth at its surface is:



63. Magnetic force depends upon:



64. Magnetic flux is maximum when angle between magnetic field and vector area:



65. Transformer is a device which steps up or down the input:



66. Lenz's law is used to find the direction of:



67. In step-up transformer, current across the secondary:



68. Which is correct relation related to transformer?



69. Ripple factor of full wave rectifier is:



70. There are initially 400 atoms in a radioactive substance. What would be the number of atoms after 3 half-lives?



71. Alpha particle has same electrons as:



72. Positive rays are also called:



73. High speed beta rays are:



74. While using radiation therapy, cancerous thyroid is treated with:



75. Proton is made up of ----- quarks:



76. What is the value of up quark?



77. Number of quarks in hydrogen atom are:



78. Number of quarks are: