Related Questions

A semicircular disc rests on a horizontal surface with its top flat surface horizontal and circular portion touching down. The coefficient of friction between semi circular disc and horizontal surface is µ. This disc is to be pulled by a horizontal force applied at one edge and it always remains horizontal. When the disc is about to start moving, its top horizontal force will
A Remain horizontal
B Slant up towards direction of pull
C Slant down towards direction of pull
D None of the above
Failure of a material is termed as fatigue failure, if it fails below the yield point. The resistance to fatigue failure of a material is measured by the
A Ultimate tensile strength (U.T.S.)
B Endurance limit
C Elastic limit
D None of these
The angle which an inclined plane makes with the horizontal when a body placed on it is about to move down is known as angle of
A Friction
B Limiting friction
C Repose
D Kinematic friction
The angle which an inclined surface makes with the horizontal when a body placed on it is on the point of moving down, is called
A Angle of repose
B Angle of friction
C Angle of inclination
D None of these
If one angle of a triangle is three times a second angle and the third is 20 degrees more than the second angle, the second angle, in degrees, is
A 32
B 36
C 4
D None of these
যদি 1 Coulomb মানের দুটি আধান বাতাসে পরস্পরের সাথে 1 meter দূরত্ব রেখে অবস্থান করে, তবে তাদের মধ্যবর্তী বল কত ?
A 2.2 N
B 8.85 × 1012 N
C 1.6× 1019N
D 9× 109 N
একটি কন্ডেনসারের দুটি সমান্তরাল প্লেটের মধ্যে 600 ভোল্টের বিভব দেয়া হল। প্লেট দুটির মধ্যে দূরত্ব 3mm । 2×106 m/s       1.6×10-19 coulomb]
A 0.1T
Find the current (in A) when a charge of 500 Coulomb flows in 25 seconds.
A 12500
B 20
C 40
D 6250
If two coulomb of charge flows through any cross-section of a conductor in one second, what will be the current flowing through it?
A 1 Ampere
B 1\/2 Ampere
C 1\/4 Ampere
D 2 Amperes
Coulomb friction is the friction between
A Bodies having relative motion
B Two dry surfaces
C Two lubricated surfaces
D Solids and liquids

Next steps