Physics

#### Three masses 1 kg and 6 kg and 3 kg are connected to each other with threads and are placed on a table as shown in figure. The acceleration with which the system is moving is-ms^{2}(g=10ms^{2})^{}

PhysicsGeneral

- 1
- Zero
- 3
- 2

#### Answer:The correct answer is: 2

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#### A thin liquid film formed between a u-shaped wire and a light slider supports a weight of (see figure). The length of the slider is 30 cm and its weight negligible. The surface tension of the liquid film is.

#### A thin liquid film formed between a u-shaped wire and a light slider supports a weight of (see figure). The length of the slider is 30 cm and its weight negligible. The surface tension of the liquid film is.

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#### An object of mass 3 kg is moving with a velocity of 5 m/s along a stright path. If a force of 12 N is applied for 3 sec on the object in a perpendicular to its direction of motion. The magnitude of velocity of the particle at the end of 3 sec is……..m/s.

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#### The diagram shows the change x in the length of a thin uniform wire caused by the application of stress F at two different temperature The variation

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#### If the surfaces shown in figure are frictionless, the ratio of T_{1} and T_{2} is……..

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#### Same forces act an two bodies of different mass 2 kg and 5 kg initially at rest. The ratio of times. required to acquire same final velocity is…..

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#### Three blocks of masers m_{1},m_{2} and by massless strings as shown in figure, on a frictionless table. They are Pulled with the force T_{3}=40 N. If m_{1}=10 kg,m_{2}=6 kg and m_{3}=4kg the tension T_{2} will be=...N

#### Three blocks of masers m_{1},m_{2} and by massless strings as shown in figure, on a frictionless table. They are Pulled with the force T_{3}=40 N. If m_{1}=10 kg,m_{2}=6 kg and m_{3}=4kg the tension T_{2} will be=...N

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#### $f\left(x\right)=\left\{\begin{array}{l}\left[x\right]\hspace{0.25em}\hspace{0.25em}\hspace{0.25em}\hspace{0.25em}\text{if}-3x\le -1\\ \left|x\right|\hspace{0.25em}\hspace{0.25em}\hspace{0.25em}\hspace{0.25em}\text{if}-1x1\\ \left|\right[-x\left]\right|\hspace{0.25em}\hspace{0.25em}\hspace{0.25em}\hspace{0.25em}\text{if}1\le x\le 3\end{array}\text{then}\{x:f(x)\ge 0\}=\right.$

#### $f\left(x\right)=\left\{\begin{array}{l}\left[x\right]\hspace{0.25em}\hspace{0.25em}\hspace{0.25em}\hspace{0.25em}\text{if}-3x\le -1\\ \left|x\right|\hspace{0.25em}\hspace{0.25em}\hspace{0.25em}\hspace{0.25em}\text{if}-1x1\\ \left|\right[-x\left]\right|\hspace{0.25em}\hspace{0.25em}\hspace{0.25em}\hspace{0.25em}\text{if}1\le x\le 3\end{array}\text{then}\{x:f(x)\ge 0\}=\right.$

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#### The diagram shows stress w/s strain curve for the materials A and B. From the curves we infer that

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#### The value of force constant between the applied elastic. force F and displacement will be

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