Calculate the least count of the screw gauge
The least count of the screw guage is defined as the distance moved by the tip of the screw when... View Article
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A full length image of a distant tall building can definitely beseen by using
A full length image of a distant tall building can definitely be seen by using a convex mirror.
Derive the second equation of motion by graphical method
Derivation of second equation of motion by graphical method: From the graph above, we can say that Distance travelled (s)... View Article
The dimensional formula of electric potential is given by
The dimensional formula of electric potential is given by ML2T-3A-1. Electric potential = work/charge.
A uniform chain of length L and mass M is lying on a smooth table and one-third of its length is hanging vertically down over the edge of the table. If g is the acceleration due to gravity, the work required to pull the hanging part on to the table is
Solution: Consider, the weight of hanging part (L/3) of chain = Mg/3 This weight acts at the centre of gravity... View Article
The dimensional formula for magnetic moment of a magnet is
The dimensional formula for magnetic moment of a magnet is M0L2T0A1. Here M denotes mass, L denotes length, T denotes... View Article
Define uniform and non uniform motion
If a body travels equal distance in equal intervals of time in the same direction, it is said to be... View Article
What is the SI unit of density
The SI unit of density is kg/m3. Density = Mass/Volume.
Which of the following is a Semiconductor? a) silicon b) gold c) silver d) wood
Option a) silicon
Express 45 mm in cm , m , and km using decimal
4.5 cm, 0.045m and 0.000045 km
Which soil contain iron oxide
Laterite soil contain iron oxide.
one gigabyte is approximately equal is
One gigabyte (GB) is equal to 1,000,000,000 bytes There are 1024MB (megabytes) in one GB (gigabyte)
What is the difference between venturimeter and orifice meter
Venturi meter and orifice meter are used for measuring the volumetric flow rate of the fluid that based on the... View Article
Give 5 examples of push and pull in our daily lives
Push is defined as an action of force which causes an object to move from its place. The following are... View Article
When the acceleration taken as negative ?
An acceleration will be taken as negative if the object moves in the opposite direction to the direction of acceleration.... View Article
The wavelength associated with a golf ball weighing 200 g and moving at a speed of 5 m/h is of the order?
The wavelength associated with a golf ball is λ = h/mv = (6.626 x 10<sup>-34</sup>)/0.2 x (5/3600) = 2.4 x 10<sup>-30</sup>... View Article
The temperature of the system decreases in an
The temperature of the system decreases in an: adiabatic compression isothermal compression isothermal expansion adiabatic expansion &nbps; The correct option... View Article
Two isosceles triangles have equal vertical angles and their areas are in the ratio 36 : 25. What is the ratio of their corresponding heights. a) 1/4 b)3/4 c) 6/5 d) 7/4
Option c) 6/5
What is 15/0 equal to
15/0=0
A’s income is 20% less than that of B by what percent is B’s income more than A’s
1.65 Meters = 5.4133 Feet 1.65 Meters = 64.9606 Inches
