Navigation Menu
Home
University Admissions
Public Sector
Private Sector
Admissions in Punjab
Admissions in KPK
Admissions in Sindh
Admissions in Balochistan
Admissions in AJK
Global Scholarships
Scholarships in USA
Scholarships in UK
Scholarships in Canada
Scholarships in Australia
Scholarships in Europe
Scholarships in Asia
Scholarships in Africa
Medical Colleges
Public Sector
Private Sector
Semi-Govt (NUMS)
Online Quiz
MDCAT Past Papers
MDCAT Practice Test
AFNS Intelligence Test
ISSB Intelligence Test
Blog
Latest Notices
Menu
Pak
Admissions
Home
All Open Admissions
Public Sector
Private Sector
Admissions in Punjab
Admissions in KPK
Admissions in Sindh
Admissions in Balochistan
Admissions in AJK
Scholarships
Scholarships in USA
Scholarships in UK
Scholarships in Canada
Scholarships in Australia
Scholarships in Europe
Scholarships in Asia
Scholarships in Africa
Medical and Dental Colleges
Public Sector
Private Sector
Semi-Govt (NUMS)
Online Quiz
MDCAT Past Papers
MDCAT Practice Test
AFNS Intelligence Test
ISSB Intelligence Test
Blog
Latest Notices
Home
/
Online Quiz
/
MDCAT Past Papers
/
Quiz 69
Mdcat-past-papers Quiz
Filters:
All questions
1361. Working principle of magnetic levitation train is according to?
Faraday's law
Max Plank's law
Ohm law
Lenz law
1362. Electric generators and transformers are based on the principles of:
Faraday's law
Max Plank's law
Ohm law
Lenz law
1363. The mathematical equation representing Faraday's law is:
E = -N
E = N(Δ∅)/Δt
E = -N(Δ∅)/Δt
E = -(Δ∅)/Δt
1364. In Fleming right hand rule the middle finger indicates:
Force
Magnetic field
Induced current
Volt
1365. The phenomenon in which a changing current in one coil induces an emf in another coil is:
Self induction
Mutual induction
Eddy current
Choke
1366. The inductance of a coil depends on
Number of turns
Type of insulation used on the wire
Resistance of the wire used
Voltage applied to the coil
1367. Magnetic flux is maximum when angle between magnetic field and vector area:
0°
90°
180°
45°
1368. An aircraft of wingspan 50m flies horizontally at an area where the vertical component of earth's magnetic field is 2×10⁻⁵T. In order to produce an emf of 1 volt between the aircraft's wingtips its speed should be:
1000ms⁻¹
500ms⁻¹
100ms⁻¹
1500ms⁻¹
1369. In Fleming's right hand rule, the second finger indicates:
Force
Induced current
Magnetic field
Motion
1370. Lenz's law in electromagnetic induction is the direct consequence of the principle of conservation of:
Energy
Charge
Momentum
Mass
1371. If we give a direct current to transformer's primary coil, then there will be:
Less emf in secondary
Equal emf induced in secondary
No emf in secondary
More emf induced in secondary
1372. In transformer, there is no ................ connection between the two coils but they are..... linked?
Magnetic, electrically
Electrical, magnetically
Magnetic, magnetically
Electrical, optically
1373. Working principle of magnetic levitation train is according to?
Faraday Law
Max Plank's law
Ohm law
Lenz law
1374. The expression for the emf produced by A.C generator is?
NωABsin∅
NωAB
NωABcos∅
ILBcos∅
1375. In principle, the transformer consists of two coils of copper, electrically insulated from each other, wound on the same?
Iron core
Gold core
Copper core
Steel core
1376. The induced current will flow in a direction so as to oppose the cause that produces it is statement of:
Ampere's law
Faraday's law
Lenz's law
Joule's law
1377. In an AC generator the emf will be maximum when factor sin ωt is equal to:
Zero
1
2
2-Jan
1378. In an ideal transformer:
Power input = power output
Power input is less than half of the power output
Power input is greater than power output
Power input ic more than half of the power output
1379. For efficient transfer of electricity through cables over the long distance:
Both current and voltage must be low
The current must be low and voltage high
Both current and voltage must be high
The must be zero and current low
1380. Lenz' law is a form of the:
Law of conservation of momentum
Law of conservation of charge
Law of conservation of angular momentum
Law of conservation of energy
Submit Quiz
-
Try Now
MDCAT Past Papers Free Online Quizzes
Rs. 1,799
Buy Now
Watch Touch Screen With Bluetooth
Country Wise Scholarships
🇵🇰
Pakistan's Scholarships
🇺🇸
USA's Scholarships
🇬🇧
UK's Scholarships
🇨🇦
Canada's Scholarships
🇨🇳
China's Scholarships
🇸🇦
Saudi Arabia's Scholarships
🇦🇪
UAE's Scholarships
🇲🇾
Malaysia's Scholarships
🇪🇺
Europe's Scholarships
🇰🇷
South Korea's Scholarships
See More
Rs. 5,994
Buy Now
Zero® ICON Smartwatch
Online Free Quiz
MDCAT Past Papers
MDCAT Practice Test
AFNS Intelligence Test
ISSB Intelligence Test
View All Quizzes →
Follow Us
Facebook
YouTube
WhatsApp
Instagram
Stay updated with latest news & updates
Aggregate Calculator
Calculate your MDCAT aggregate for MBBS admissions
Calculate Now →