Recently Active Physics Questions

Two metal pieces having a potential difference of 800 V are 0.02 m apart horizontally. A particle of mass 1.96 X 10-15 kg is suspended in equilibrium between the plates. If e is the elementary charge, then charge on the parti ...

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Please write the working ...

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If the shape of the object change, what's its effect on Centre of Gravity ? ...

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A person moves a certain dist. in a certain time. 1/3 of dist. is covered in 2/3 of time with speed V1 and 2/3 of distance is covered in 1/3 of time with speed V2 then V1/V2=? a)1/2 b)1/4 c)1/9 d)2/9 ...

Why would I weigh more on the pole than on the Equator? ...

2day...i saw that there was a cloudy background behind the moon and the moon was almost round...the peculiar thing was that.....there was a red coloured ring around the moon..which gradually faded as the distance increased fr ...

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the angles which a vector A = i+j+ 2 k makes with X Y Z axes respectively are a) 60° 60° 60° b) 45° 45° 45° c) 60° 60° 45° d) 45° 45° 60° ...

A particle is dropped vertically from rest from a height. What will be The time taken by it to fall through each successive distances of 1m? ...

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What exactly is the relationship between : i> Light and time? ii> Time and gravity? Please explain. ...

A point moves with uniform acceleration and v1,v2,v3 denote the average velocities in the 3 successive time intervals of time t1,t2,t3 . which of the following is true ? a)(v1-v2):(v2-v3)=(t1-t2):(t2+t3) b)(v1-v2):(v2-v3)=(t1 ...

A cannon ball is fired with a velocity v is an direction making an angle θ with the horizontal. At the highest point of its path it breaks into 2 parts of equal masses.One of the parts retraces the initial path of the ball.T ...

The sum of two forces acting at a point is 16N. If the resultant force is 8N and its direction is perpendicular to minimum force then the forces are a)6N and 10N b)8N and 8N c)4N and 12N d)2N and 14N ...

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if |A X B| = A . B then angle between A&B is ? ...

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100 co-planar forces each equal to 10N act on a body. Each force makes an angle π/5 with the preceding force. What is the resultant ? ...

What is the the angle between P and the resultant of (P + Q)and (P-Q) ? ...

Are light waves transverse waves?? ...

2 balls of same mass are thrown horizontally from the top of a tower in the opposite direction with velocities 3m/s and 4m/s. The distance between the balls when their velocities are mutually perpendicular will be nearest to ...

Prove that the net internal torque on a body is zero if and only if the action-reaction forces between all pairs of its particles act along the line joining the two particles. ...

P&Q are 2 forces such that their resultant is R . IF Q is doubled R IS also doubled if Q is reversed then again R is doubled then p.t. P:Q:R:: 2 : 3 : 2 ...